What is y=4x-1 and 2x+y=23 as an ordered pair

Answers

Answer 1

Answer:

x,y=(4, 15)

Step-by-step explanation:

We need to substitute the value of y=4x-1 and plug it into the equation 2x+y=23.

By this we get:

2x+4x-1=23

6x-1=23

6x=24

x=4

We can now solve for y using the given value of x.

2x+y=23

2×4+y=23

8+y=23

y=23-8

y=15

Hope this helps!

Answer 2

Answer:

x,y=(4, 15)

Step-by-step explanation:

We need to substitute the value of y=4x-1 and plug it into the equation 2x+y=23.

By this we get:

2x+4x-1=23

6x-1=23

6x=24

x=4

We can now solve for y using the given value of x.

2x+y=23

2×4+y=23

8+y=23

y=23-8

y=15

Step-by-step explanation:


Related Questions

Which situation could be represented by -5x3?


A.

the total cost of 3 notebooks that cost $5 each


B.

the change in value of a bank account from 3 purchases of $5 each


C.

the distance traveled by a fish when it swims 5 meters per second for 3 seconds


D.

the change in temperature if it starts at negative 5 degrees and decreases by 3 degrees

Answers

B is the answer as when money is spent, -$5 will be deducted

Which ratio does not belong?
2:3
6:9
8:9
12:18

Answers

Answer:

The number that doesn't belong in the series is going to be 8.

8 doesn't fit in the numerical pattern; therefore, fails to justify it's unnecessary existence in the series.

Step-by-step explanation:

Solve for t. If the answer is a decimal, round to the nearest tenth.

Asking again please no answered it :(
More points this time tho

Solve for t. If the answer is a decimal, round to the nearest tenth.Asking again please no answered it

Answers

Step-by-step explanation:

By Pythagoras' Theorem,

t² = 13² - 12²

=> t² = 169 - 144 = 25

=> t = 5 (as t is non-negative).

help! i’ll give brainliest!

help! ill give brainliest!

Answers

Answer: sheeeehhhhhhg

Step-by-step explanation:

help! ill give brainliest!

Answer:

623

Step-by-step explanation:

To find the top area of the square=26-15=11

Area of the top square= 11 x 13= 143

Are of the bottom rectangle=15 x 32= 480

Area of both the shapes combined= 480+143=623

HELP.... ME PLEASEE ASAP!!!! PLEASEE.....

HELP.... ME PLEASEE ASAP!!!! PLEASEE.....

Answers

32+(2x-12)=90

32+2x-12=90

2x+20=90

2x=70

x=35

Answer:

A x=35

Step-by-step explanation:

(2x-12)+32=90

2x-12=90-32

2x-12=58

2x=12+58

2x=70

x=70/2=35

Put the following equation of a line into slope-intercept form, simplifying all fractions. 5x+6y=42

Put the following equation of a line into slope-intercept form, simplifying all fractions. 5x+6y=42

Answers

Answer:

\(y=-\frac{5}{6} + 7\)

Step-by-step explanation:

Slope-intercept formula requires us to isolate the y variable. We can do this in just a couple of steps.

1) Move 5x from the left to the right side by subtracting 5x from both sides. This cancels out the 5x on the left side, and remember, what we do to one side we must do to the other to keep the equation balanced.

\(6y=-5x+42\)

2) Divide both sides by 6. Again, we are cancelling out the 6 on the left but we must also divide on the right. This would mean dividing -5 and 42 by 6 to get:

\(y=-\frac{5}{6} + 7\)

Calculate the exact value of number one

Calculate the exact value of number one

Answers

Answer:

1. a. (ii) 1/27

Step-by-step explanation:

1st one is already given, I will give you the answer to the second one,

³√27/9²

= 3/81

= 1/27

Answered by GAUTHMATH

Answer:

17/42 or in decimal 0.405

Step-by-step explanation:

Add: 1 4/7+2/3- 1 5/6= 47/21- 1 5/6

Subtract: 47 - 1 5/6 = 17/42

Simplify: 17/42

A paintball court charges an initial entrance fee plus a fixed price per ball. P represents the total price (in dollars) as a function of the number of balls used n P=0.80n+5.50 What is the price for 10 balls, not including the entrance fee?

Answers

Answer:

$8

Step-by-step explanation:

It says P = per ball (which will be a number, n, for balls times the fixed price) plus a set entrance fee. So we find that the price per ball is $0.80, so 10 balls cost $8.

Answer:

$8

Step-by-step explanation:

Landon rides his bike 178 feet in 8 seconds, find the unit rate

Answers

Answer:

22.25

Step-by-step explanation:

178/8=22.25

Answer:

22.25

Step-by-step explanation:

178 divided by 8

Starting with the number 10, build a sequence of 5 numbers.

Answers

Answer:

Step-by-step explanation:

To build a sequence, you have to create a rule. For example, if the rule is +2, then you add 2 to 10 to get 12, and then you add 2 to 12 to get 14, and so on. Your sequence would then be 10, 12, 14, 16, 18.

On Monday the temperature was 32° On Tuesday the temperature was -5°. What was
the change in temperature?

Answers

The temperature decreased by 37 degrees.

Answer:

37°

Step-by-step explanation:

Think of 0° as a reference point.  Then 32° is above this reference by 32 degrees, and -5° is below it by 5 degrees.  Summing up 32 and 5, we get 37.  The change in temperature was 37°

the graph of y = 4x^2 - 4x - 1 is shown use the graph to find estimates for the solutions of a and b

the graph of y = 4x^2 - 4x - 1 is shown use the graph to find estimates for the solutions of a and b

Answers

Answer:

a) -0.25 and 1.25

b) -0.5 and 1.5

Step-by-step explanation:

a) For 4x^2-4x -1 = 0

What we have to do here is to simply find he points on the x-axis in which the graph crosses it

we have this as;

approximately-0.5 and 1.5

what we are saying is that the plot crosses the x-axis at x = -0.25 and x = 1.25

ii) what we have to do here is to find the point at which y = 2

After finding this point, we trace it to the plot sideways, before we trace to the x-axis

By tracing, we have the crossing on the x-axis at these points at -0.5 and 1.5

HELP PLA I DONT WANNA FAIL ANYBODY OUT THERE HELP PLEASE I WILL LOVE H FOREVER

HELP PLA I DONT WANNA FAIL ANYBODY OUT THERE HELP PLEASE I WILL LOVE H FOREVER

Answers

system c, plan out a variable system as the first buy, is 5 peaches and two watermelons, totaling to 7.75$, then the second buy is 3 watermelons and 4 peaches, totaling to 10.95$, system c is the only system that matches up

What would y be for month 1, x

What would y be for month 1, x

Answers

Answer:

Um, maybe 21.5?

Step-by-step explanation:

43/2 = 21.5, so maybe

1 = 21.5

Try 21.5 Im not sure if this is correct tho

Evaluate |2x+y-3z| for x=-2, y=10, and z=3.

Answers

Answer:

|2x + y - 3z|

Plug in the values

|-4 + 10 - 9|

= |-3|

= 3

Step-by-step explanation:

the answer is (3) because when all the letters are turned into numbers then solved it becomes [-4+10+(-9)] then you have to turn it into a positive because of the lines.

In computing the "pth" percentile if the index "i" is an integer the "pth" percentile is the
a. data value in position "i"
b. data value in position "i" + 1
c. average of data values in position "i" and "i" + 1

Answers

The index "i" is an integer, then the "pth" percentile is simply the data value in position "i".

How the answer depends on the specific definition?

The answer depends on the specific definition used for computing percentiles. However, the most common convention is to use linear interpolation, in which the "pth" percentile is the weighted average of the data values in positions "i" and "i+1", where "i" is the integer part of the index of the "pth" percentile, with weights given by the fractional part of the index. In other words, if "d(i)" and "d(i+1)" are the data values in positions "i" and "i+1", respectively, and "f" is the fractional part of the index, then the "pth" percentile is given by:

(1-f) * d(i) + f * d(i+1)

If the index "i" is an integer, then the "pth" percentile is simply the data value in position "i".

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help me with this please

help me with this please

Answers

Answer:

Here is the sample space:

(1, 1), (1, 2) (1, 3), (2, 1), (2, 2), (2, 3), (3, 1),

(3, 2), (3, 3)


E
(5x + 9)
(30-3x)
A
Find the value of angle DFE
Angle BFC=Angle DFA=Angle EFA + Angle DFE
Solve for x, then use substitution for 27+2x
5x+9=30-3x+27+2x
Everything is on the picture

E(5x + 9)(30-3x)AFind the value of angle DFEAngle BFC=Angle DFA=Angle EFA + Angle DFESolve for x, then

Answers

9514 1404 393

Answer:

  43°

Step-by-step explanation:

Following the instructions is generally useful.

  5x +9 = 30 -3x +27 +2x

  6x = 48 . . . . add x-9

  x = 8 . . . . . . .divide by 6

  27 +2x = 27 +2(8) = 43 . . . . substitute into the expression for angle DFE

angle DFE = 43°

Given:
• If it snows, then I will go skiing.
I did not go skiing.
.
Conclusion:
. It did not snow.
Is the conclusion valid or not valid?
O The conclusion is valid.
O The conclusion is not valid.

Answers

Answer:

Valid

Step-by-step explanation:

It’s valid I think is the answer

NEED HELP DUR TOMORROW!!!!!!!!!!!!!!!!!!!!
If Q has a y-coordinate of -4, what is the x-coordinate?

NEED HELP DUR TOMORROW!!!!!!!!!!!!!!!!!!!!If Q has a y-coordinate of -4, what is the x-coordinate?

Answers

Answer:

x-coordinate is 3

Step-by-step explanation:

Q has y-coordinate of -4 => the distance from origin to y-coordinate is 4 units, which is one leg of the right triangle

Pythagorean theorem states that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse.

c^2 = a^2 + b^2

with c = 5, a = 4

5^2 = 4^2 + b^2

b^2 = 25 - 16 = 9

b = √9 = 3

so Q has coordinates (3,-4)

a sundae costs $2 additional toppings cost $.50 write and graph an equation in two variables that represent the total cost of a sundae

Answers

We can plοt these pοints (0, 2), (1, 2.5), (2, 3), and (3, 3.5) οn a cοοrdinate plane and draw a line cοnnecting them.

What is equatiοn ?

An equatiοn is a mathematical statement that shοws that twο expressiοns are equal. It cοntains an equals sign (=) between twο expressiοns.

Fοr example, the equatiοn 2 + 3 = 5 shοws that the expressiοn 2 + 3 is equal tο the expressiοn 5. In this equatiοn, the expressiοns οn bοth sides οf the equals sign have the same value.

Let's define the twο variables:

Let x be the number οf additiοnal tοppings

Let y be the tοtal cοst οf the sundae, including the $2 base price and the cοst οf the additiοnal tοppings

Then we can write the equatiοn fοr the tοtal cοst οf the sundae as:

y = 2 + 0.5x

The $2 is the base price οf the sundae, and the $0.5x represents the cοst οf the additiοnal tοppings, where each tοpping cοsts $0.50.

Tο graph this equatiοn, we can plοt pοints οn a cοοrdinate plane. Let's chοοse a few values οf x and find the cοrrespοnding values οf y:

If x = 0 (nο additiοnal tοppings), then y = 2 + 0.5(0) = $2

If x = 1, then y = 2 + 0.5(1) = $2.50

If x = 2, then y = 2 + 0.5(2) = $3

If x = 3, then y = 2 + 0.5(3) = $3.50

Therefοre, We can plοt these pοints (0, 2), (1, 2.5), (2, 3), and (3, 3.5) οn a cοοrdinate plane and draw a line cοnnecting them. This line represents the tοtal cοst οf the sundae as a functiοn οf the number οf additiοnal tοppings.

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Complete Question;

A sundae costs $2. Additional toppings cost $.50 each. Write in two variables that represent the total cost of sundae.

6(2x-8)=56
helpppp please

Answers

X=26/3 I found it in my notebook

Answer:

Yes

Step-by-step explanation:

Sadie has $66,586 in a savings account. The interest rate is 11% per year and is not
compounded. How much will she have in total in 5 years?

Answers

Answer:

According to web results, the question can be solved using the simple interest formula, which is:

Simple Interest = Principal * Interest Rate * Time Period

Plugging in the given values, we get:

Simple Interest = 66,586 * 0.11 * 5

Simple Interest = 36,622.3

The total amount after 5 years is the sum of the principal and the simple interest, which is:

Total Amount = 66,586 + 36,622.3

Total Amount = 103,208.3

Therefore, Sadie will have $103,208.3 in total in 5 years.

Step-by-step explanation:

Answer:

Sadie will have $103,208.30 in her savings account in 5 years.

Step-by-step explanation:

Since the interest is not compounded, we can use the simple interest formula.

The formula for simple interest is

\(A=P\left(1+rt\right)\)

Where

\(A\) is the final amount

\(P\) is the initial amount

\(r\) is the interest rate as a decimal

\(t\) is the time in years

In this example we are given

\(P=66856\\r=0.11\\t=5\)

Knowing 3 of the 4 variables lets us evaluate the missing one.

Numerical Evaluation

Inserting these values into the simple interest equation yields

\(A=66586\left(1+0.11*5\right)\)

Lets evaluate \(A\).

Multiply \(0.11\) by \(5\).

\(A=66586\left(1+0.55\right)\)

Add \(1\) and \(0.55\).

\(A=66586\left(1.55\right)\)

Multiply \(66586\) by \(1.55\).

\(A=103208.3\)

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4y^2+20y+25
Factor the polynomial completely

Answers

Answer:

(2y+5)^5

Step-by-step explanation:

Use the "PERFECT SQUARE RULE"

3) Find the length of the line on the grid below. Hint: you need to draw a
right triangle with the given line as the hypotenuse!

3) Find the length of the line on the grid below. Hint: you need to draw aright triangle with the given

Answers

the bottom of the triangles length is: 4
right side of the triangles length is: 3

using pythagoras:

4^2 + 3^2 = 25

(sqrt)25 = 5

length of line: 5

when the spring is stretched and the distance from point a to point b is 5.3 feet, what is the value of θ to the nearest tenth of a degree?
a. 60.0
b. 35.2
c. 45.1
d. 55.5

Answers

When the spring is stretched and the distance from point a to point b is 5.3 feet, the value of θ is 53.13  degrees

The distance between point a to point b = 5.3 feet

The length of the top side = 3 feet

Therefore, it will form a right triangle

Here we have to use trigonometric function

Here adjacent side and the hypotenuse of the triangle is given

The trigonometric function that suitable for the given conditions is

cos θ = Adjacent side / Hypotenuse

Substitute the values in the equation

cos θ = 3 / 5

θ = cos^-1(3 / 5)

θ = cos^-1(0.6)

θ = 53.13 degrees

Therefore, the value of θ is 53.13  degrees

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The minimum SOP form of the following function F=x (voz) Oxz+yz+x'y'z Oxyz'+xy'z+xyz+xyz' Oxyz+xy'z'+xyz'+xyz Oxy+xz+x'y'z A Moving to the next question prevents changes to this answer.

Answers

The minimum Sum of Products (SOP) form of the given function F is:

F = x'yz + xy'z' + xy'z + xyz'

To find the minimum SOP form, we need to simplify the function by using Boolean algebra and logic gates. Let's analyze each term of the given function:

Term 1: x (voz) Oxz = x'yz

Term 2: yz

Term 3: x'y'z = xy'z' + xy'z (using De Morgan's law)

Term 4: Oxyz' = xyz' + xyz (using distributive law)

Combining all the simplified terms, we have F = x'yz + xy'z' + xy'z + xyz'

This form represents the function F in the minimum SOP form, where the terms are combined using OR operations (sum) and the variables are complemented (') as needed.

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a survey asks adults to report their marital status. suppose that in the city which the survey is conducted, 41% of adults are married, 14% are single, 25% are divorced, and 20% are widowed. find the probabilities of each of the following events: the adult is single

Answers

The probability that an adult in the city is single is 14%.

In the given city, based on the survey results, the percentages of adults with different marital statuses are provided. To find the probability of an adult being single, we look at the percentage of single individuals, which is 14%. Therefore, the probability of an adult being single is 14%.

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Gina places biscuits in a circular pan in the fashion shown below. What is the area of the pan not covered by a

biscuit if the diameter of each biscuit is 2 cm? Use 3.14 for pi.

A. 6.28 cm2

B. 113.04 cm2

C. 3.14 cm2

D. 21.98 cm2

E. 28.26 cm2

Answers

Answer:

that isnt the full question like what is the area of the pan and stuff

Step-by-step explanation:

what is the difference between mtm and most?

Answers

Maximum Tolerable Moment, or MTM, is the greatest moment that a structure can withstand without breaking. Maximum Operating Stress, or MOST, is the highest amount of stress to which a structure can be subjected without experiencing permanent deformation.

Maximum Tolerable Moment, or MTM, is the greatest moment that a structure can withstand without breaking. Structural analysis techniques, such as finite element analysis and structural testing, are often used to determine this. When designing and building a structure, MTM must be considered because it is crucial for structural safety. Maximum Operating Stress, or MOST, is the highest stress to which a structure can be subjected without experiencing permanent deformation. This is often decided by running a stress study on the structure and taking into account the materials that were utilised to build it. The building must be able to sustain the anticipated loads throughout its lifespan, which is of utmost importance. Additionally, it is crucial to prevent structural deterioration over time. When designing and building a secure structure, MTM and Most must both be taken into account.

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Analyses were run. The following is the (edited) output for the test:Hypothesis test results:U1: favored team-home gameU2: favored team- away gameDifference Sample Mean Std. Err. DF T-Stat P-valueU1-U2 .11 0.67168534 94.155815 0.16376716 0.4351From the output we learn that:A. the data provide sufficient evidence reject the H0; thus, we cannot conclude that themean point spread of home games is higher than that of away games.B. the data do not provide sufficient evidence reject the H0; thus, we can conclude thatthe mean point spread for home games is higher than that of away games.C. the data do not provide sufficient evidence to reject H0; thus, we cannot conclude thatthe mean point spread of home games is higher than that of away games.D. the data provide sufficient evidence to reject H0; thus, we can conclude that the meanpoint spread for home games is higher than that of away games. 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