Answer:
It should be x=1/6- 5/12 i think
Step-by-step explanation:
A
8
B
7
D
С
CD = [?]
Please Help!!!!!!! I am very confused. Can someone explain?
Answer:
1/6a-1/6, a=1
Step-by-step explanation:
Hey there! I can definitely explain :)
-2/3a+5/6a-1/6
Multiply the two terms (the first two), to have common denominators!
The common lowest (easiest to deal with) denominator is 18. So, multiply the first term (-2/3a) by 6/6 and the second term (5/6a) by 3/3!
-12/18a+15/18a-1/6
Now, add those together!
3/18a-1/6
Now simplify!
1/6a-1/6
If you want, you can solve for a!
1/6a=1/6
a=1
Hope this helps! Please mark brainliest :)
What is the value of p
3/5 + 1/5(40 - p) = 0
Answer:
Answer is -43
Step-by-step explanation:
1/5(40-p)= -3/5
40-p = (-3/5)/(1/5)
40-p = -3
-p = - 43
p = 43
Answers plz fast ????? :D
Ans
Step-by-step explanation:
Sofia says that 1/3⋅1/3⋅1/3⋅1/3=4/3
Answer:
false
Step-by-step explanation:
Sofia is wrong; 1/3 · 1/3 · 1/3 · 1/3 = 11/12.
Jordan has 8 coins in his pocket. They are a combination of dimes and quarters. If they total to $1.25, how many of each coin does he have
Answer:
q=quarters, d=dimes
q+d=8
.25q+.1d=1.25
Let's set the first equation to equal d.
d=8-q
.25q+.1(8-q)=1.25
Distribute.
.25q+.8-.1q=1.25
Combine Like Terms
.15q+.8=1.25
Subtract .8
.15q=.45
Divide by .15
q=3
Now, let's solve for d in the first equation.
d+3=8
Subtract 3, and you get d=5
So, there are 5 dimes and 3 quarters in Maribel's pocket.
Check: .25(3)+.1(5)=1.25
.75+.5=1.25
1.25=1.25 which is true.
Pls mark me as brainliest!Jordan has 3 quarters and 5 dimes in his pocket that total to $1.25.
Explanation:Let's assume Jordan has x number of quarters and 8 - x number of dimes in his pocket.
Each quarter is worth 25 cents, so the value of the quarters is 25x cents.
Each dime is worth 10 cents, so the value of the dimes is 10(8-x) cents.
The sum of the values of the quarters and dimes should be equal to $1.25, which is 125 cents. So, we can set up the equation: 25x + 10(8-x) = 125.
Simplifying the equation, we get 25x + 80 - 10x = 125. Combining like terms, 15x + 80 = 125. Subtracting 80 from both sides, 15x = 45. Finally, dividing both sides by 15, we find x = 3.
Therefore, Jordan has 3 quarters and 8 - 3 = 5 dimes in his pocket.
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Divide.
remainder
20) 74
3 remainder of 7 i fink
Step-by-step explanation:
Country A has an exponential growth rate of 4.3% per year. The population is currently 4,079,000, and the land area of Country A is 19,000,000,000 square yards. Assuming this growth rate continues and is exponential, after how long will there be one person for every square yard of land?
The number of years it would it take for there to be one person for every square yard is 108,325.68 years.
How many years would it take for there to be one person for every square yard?When there is one person for every square yard, it means that the population and land area are equal in value.
Number of years = (In FV / PV) / r
FV = future populationPV = present populationr = rate of growth(In 19 billion / 4,079,000) / 0.043 = 108,325.68 years
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Find an ordered pair (x, y) that is a solution to the equation.
3x-y=6
What is the 8th term of the sequence 12, 17, 22, 27, 32,...
Answer:
47
Step-by-step explanation:
just keep adding by 5
PLEASE HELP FAST !!!!!!!!
Identify the equation that represents a quadratic relationship
Answer:
Step-by-step explanation:
Quadratic means squared equation so
the first one is your answer.
y= 4x²
A Christmas tree is supported by a wire that is 2 meters longer than the height of the tree. The wire is anchored at a point whose distance from the base of the tree is 23 meters shorter than the height of the tree. What is the height of the tree?
Answer:
The height of the tree is 35 meters.
Step-by-step explanation:
Let the height of the tree be x meters, then the length of the wire is
x+2 meters.
The distance from the tree to the anchor is x-23 meters.
So using the pythagoras theorem:
(x + 2)^2 = x^2 +(x -23) ^2
x^2 + 4x + 4 = x^2 + x^2 - 46x + 529
x^2 - 50x + 525 = 0
( x - 15)(x - 35) = 0
x = 15, 35
x cannot be 15 as this would make the distance 15-23 which is negative so x mustr be 35 meters,
Calculate the volume of the prism.
The volume of the given prism in question is 276.7 cubic yd
Volume of a square based prismThe formula for calculating the volume of a square based prism is expressed as:
V = BH/3
where
B is the base area
H is the height of the prism
Determine the height using Pythagoras theorem
b^2 = 13^2 - 10^2
b^2 = 169 - 100
b^2 = 69
b = √69
b = 8.3yd
Determine the required volume
V = (10*10)(8.3)/3
V = 830/3
V = 276.7 cubic yd
Hence the volume of the prism is given as 276.7 cubic yd
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(36)^x+2= 6
Solve and round to the nearest 100th
Please help I am confused and need an explanation
As the given equation is (36)ˣ⁺² = 6 , then the solution for the given equation is x ≈ -1.54.
The given equation in the question is (36)ˣ⁺² = 6
according to the given equation , the goal is to solve the equation for x.
For solving this equation ,
we'll have to use logarithmic operations which is as follows:
log36(6) = x+2.
We will be further using a calculator to determine the logarithmic value: log36(6) ≈ 0.4607.
Now, By subtracting 2 from both sides, we will get the value of x as:
x ≈ -1.54.
When we round off this value to the nearest 100th, we will get -1.54.
Thus , the solution for the given equation is x ≈ -1.54.
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now view the partitioned circle as a protractor, and think of using it to measure angles that are drawn on a page. give examples and make (rough) math drawings to show how this protractor could measure the following kinds of angles. in each case, determine the size of the angle in degrees and explain your answer.
The instrument used here is a protractor.
ProtractorAn instrument used to measure angles in degrees is a protractor. When measuring angles using a protractor, it's crucial to check that the vertex of the angle is in the protractor's centre and that the angle's base is lined up with the protractor's baseline.
Acute Angle: - An angle that is less than 90 degrees is considered to be acute. For instance, if the angle is 30 degrees, we would line up the vertex of the angle with the protractor's centre and one of its sides with the baseline. The measurement would be read off the protractor scale, which in this instance would be 30 degrees.
Right Angle: - A right angle is a triangle with a 90 degree angle on each side. Using a protractor, we would line up the vertex of the angle with the protractor's centre and one side of the angle with the baseline to measure a right angle. The measurement would be read off the protractor scale, which in this instance would be 90 degrees.
Obtuse Angle: - An angle that is more acute than 90 degrees is referred to as an obtuse angle. When using a protractor to measure an obtuse angle, we would line up the vertex of the angle with the protractor's centre and one side of the angle with the baseline. The measurement would then be taken from the protractor scale and would be more than 90 degrees in this instance.
Straight Angle: - A straight angle is one that is 180 degrees in length. Using a protractor, we would line up the vertex of the angle with the protractor's centre and one side of the angle with the baseline to measure a straight angle. The measurement would then be taken from the protractor scale, which would be 180 degrees in this instance.
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Marking as brainliest!!
Answer:
10 ft
Step-by-step explanation:
Items 2-4. Points P, Q, and Sare
collinear.
(3x - 5)
0
(x + 1)
s
2. What is the value of x?
3. What is m ZPQR?
will
11. M
4. If a ray QT bisects ZRQS, what
will be the measure of one of the
resulting angles?
m
of
5. Points L, M, and N are collinear.
You are given LM = 5 and LN = 17.
What is a possible value of MN?
Flb
6. Ray BD bisects ZABC so that
mZDBC = x + 6 and
mZABD = 2x - 12. What is x?
Answer:
See below
Step-by-step explanation:
2......................
∠PQR and ∠RQS are supplementary, which add up 180°
∠PQR = 3x - 5∠RQS = x + 1Sum:
3x - 5 + x + 1 = 1804x - 4 = 1804x = 184x = 46°3......................
∠PQR = 3x - 5 = 3*46° - 5° = 138° - 5° = 133°4......................
From the picture and the value of x we got above:
∠RQS = x + 1 = 46 + 1= 47°QT bisects ∠RQS and we get two equal angles
Each will measure:
47°/2 = 23.5°5......................
LM = 5, LN = 17, MN = ?
If L is between M and N, then
MN = LM + LN = 5 + 17 = 22M is between L and N, then
MN = LN - LM = 17 - 5 = 125......................
Ray BD bisects ∠ABC, then formed angles are equal:
m∠DBC = x + 6 m∠ABD = 2x - 12m∠DBC = m∠ABD
x + 6 = 2x - 122x - x =6 + 12x = 18°PLEASE ANSWER ASAP! WILL GIVE BRAINLIEST+12 POINTS!
Rewrite the expression in the form a^n
(a^5)^2
Answer:
a¹⁰
Step-by-step explanation:
\((x^{m} )^{n} =x^{mn}\)
So here we have (a⁵)², meaning we need to multiply the exponents to get a¹⁰
Find x and please show your work
2.5x = 60
x = 60 / 2.5
x = 24
Answer:
I have made it in above picture
hope it helps
PLEASE HELP!! What is the surface area of the cone?
A system of equations is shown below.
What is the value of y for the solution to the system? [2z - y = 3
(エー3y=4
A.2
B.1
c.-1
D.-5
Answer:
option c
y = -1
Step-by-step explanation:
2x - y = 3 -----------------(1)
x - 3y = 4 ------------------(2)
from equation (2)
x = 4 + 3y-------------------(3)
substituting the value of x in equation (1)
2(4+3y) - y = 3
8 + 6y - y = 3
5y = 3-8
5y = -5
y = -1
substituting the value of y in equation (3)
x = 4 - 3
x = 1
PLEASE HELP!!!! The problem is in the photo below.
solve -8x greater than or equal to
2
Answer:
\(x \leq -\frac{1}{4}\)
Step-by-step explanation:
Write it out: -8x ≥ 2Divide each side by -8 to cancel out the -8 next to x. It should now look like this: \(x \leq -\frac{1}{4}\)I hope this helps!
Gameron wants to measure a poster frame, but he only has a sheet of
paper that is 8 1/2 by 11 inches
a.
He lays the long edge of the paper along the long edge of the frame several times
and finds the frame is 4 papers long. How long is this in inches?
In feet?
b.
He lays the short edge of the paper along the short edge of the frame several times
and finds the frame is 3 papers wide. How long is this in inches?
In feet?
plsss help!
The measure of the frame in feet of the length and width are 3.667 feet and 2.125 feet respectively.
What is the unitary method?The unitary method is a method in which you find the value of a unit and then the value of a required number of units.
Given here: The measure of the frame is 8.5 inches and 11 inches
a) if the frame is 4 papers long then we have the length of the frame as
11×4=44 inches (since he lays the paper along the edge of frame)
We know 1 inch= 0.0833 foot
Thus 44 inches= 3.66667 foot
b) Again if he lays the paper along the short edge than the width of the frame is 3×8.5=25.5 inches
∴25.5 inches= 2.125 feet
Hence, The measure of the frame in feet of the length and width are 3.667 feet and 2.125 feet respectively.
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Choose the best graph that represents the linear equation: 3y + 9x = 21
a. Graph A
b. Graph B
c. Graph C
d. Graph D
Answer:
c. Graph C
I hope this helps!
Bank D pays 7.289% effective annual yield, on an investment account in which interest is compounded weekly. What is the annual interest rate before compounding?
The annual interest rate before compounding will be 7.0404%.
What is compound interest ?
Compound interest is the type of interest that is calculated using both the principal and the interest that has accumulated over the preceding period.
Given that Bank D pays 7.289% annual yield on an investment account in which interest is compound weekly.
We know that there are 52 weeks in 1 normal year.
The annual interest rate before compounding can be calculated using the formula of compound interest.
Compound interest = Amount - Principal
And Amount is given by the formula ;
Amount = P × \((1 +R)^n\)
where ; R is in %.
Let's assume P = $1.
So , the compound interest will be equal to
CI = P × \((1 +R)^n\) - P
CI + P = P × \((1 +R)^n\)
CI + 1 = 1 × \((1 + R)^n\)
As the investment account is compound weekly, so the annual interest rate will be divide by 52 or it will be R / 52.
1 + (7.289/100) = 1 + (R/52)^52
0.07289 = (R/52)^52
Solving this we will get ;
R = 0.0704035593
or
R = 7.0404%
Therefore , the annual interest rate before compounding will be 7.0404%.
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Write 0.0406 in scientific notation
Answer:
\(4.06 * 10^{-2}\)
Step-by-step explanation:
4.06 x 10^-2
C
how do I understand implicit function
Answer: An implicit function is a function, written in terms of both dependent and independent variables, like y-3x2+2x+5 = 0. Whereas an explicit function is a function which is represented in terms of an independent variable.
Step-by-step explanation: To find the implicit derivative,
Differentiate both sides of f(x, y) = 0 with respect to x.
Apply usual derivative formulas to differentiate the x terms.
Apply usual derivative formulas to differentiate the y terms along with multiplying the derivative by dy/dx.
Solve the resultant equation for dy/dx (by isolating dy/dx).
A t-shirt printing company charges a one-time setup fee, plus a charge to print each t-shirt. The math club had 75 t-shirts printed for a cost of $424. The science club had 50 t-shirts printed for a cost of $299. What is the cost of having 170 t-shirts printed? *
Answer:
$826.70
Step-by-step explanation:
If 75 t-shirts cost $ 424, it implies that the value of each shirt is $ 5.65 (424/75). Now, in the case of the 50 shirts, the total value is $ 299, with which the value of each unit is $ 5.98.
Thus, we can see that in an increase of 50% of the units (from 50 to 75), the discount is of the order of, as it arises from the following calculation:
5.98 = 100
5.65 = X
((5.65 x 100) / 5.98) = X
94.48 = X
Thus, since 100 - 94.48 is 5.52, the discount made for the 25 shirts is 0.22% each unit (5.52 / 25). Thus, in the case of printing 170 t-shirts, taking into account this tariff system, and taking as a base price that of 50 t-shirts at $ 299, a discount of 0.22% would be made on each of the 120 remaining t-shirts. Thus, 120 t-shirts at $ 717.6 (5.98 x 120) would be added to the initial $ 299, on which a 26.4% discount (0.22 x 120) would be applied, with which the final price would be $ 527.7 (717 x 0.736).
Thus, the total price of the shirts would be $ 826.7 (that is, adding the base price of $ 299 plus the price of the 120 extra shirts of $ 527.7).
4 ft tall palm tree grows 9 inches a year for 15 years how tall will it be
Answer:
Below
Step-by-step explanation:
4 ft = 48 inches...... then add 9 inches X 15 years
48 + 9 x 15 = 183 inches this is 15 ft 3 inches