20,417 Answered Questions for the topic Algebra

Algebra Fractions Grade 7

09/02/21

Problem solving rational number

Matt spent 3/10 of his allowance on projects, 2/5 on snacks, and 2/3 of the remainder on books.1.What fraction of his allowance was spent on books? 2.If he saved the rest, what fraction of his... more
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Algebra Fractions Grade 7

09/02/21

Problem solving rational number

Matt spent 3/10 of his allowance on projects, 2/5 on snacks, and 2/3 of the remainder on books.1.What fraction of his allowance was spent on books? 2.If he saved the rest, what fraction of his... more
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Expert Answers •1
Algebra Fractions

09/02/21

Problem solving rational numbers
Matt spent 3/10 of his allowance on projects, 2/5 on snacks, and 2/3 of the remainder on books.If he saved the rest, what fraction of his allowance did she save?
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Algebra

09/02/21

find the equation of the line in all 3 forms- point slope, slope intercept and standard
perpendicular to -2x+5y=1, through (-5,0)
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Algebra

09/02/21

write the equation of the line
parallel to x=-7, through (7,5)
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Algebra

09/02/21

The length of a rectangle measures 2cm less than its width. The perimeter of the rectangle is 108cm. Find the dimensions of the rectangle. Draw a picture to help you solve
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Algebra

09/02/21

While catching fireflies, you and a friend decide to have a competition. After m minutes, you have (3m+13) fireflies and your friend has (4m+6) fireflies.
Question 2a. How many total fireflies do you and your friend catch?  fireflies Explain your reasoning.Question 3b. The competition lasts 3 minutes. Who has more fireflies? you your friend Question... more
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Algebra Math Calculus

09/01/21

Find the domain of the function:

Find the domain: f(x)= cosx/1-sinx
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Algebra

09/01/21

Write the following sentence using mathematical symbols
Twice the difference of x and 2 is greater than the reciprocal of 6
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Algebra

09/01/21

Math question’s
a telephone pole has a wire attached to its top that is anchored to the ground. The distance from the bottom of the pole to the anchor point is 21 feet less than the height of the pole. If the wire... more
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Algebra Math

08/30/21

If the perimeter of a rectangular garden is equal to 64 meters squared and we know that the width is one third of the length, find the width and length of the garden.
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Algebra

08/30/21

Algebra Help, Thank you :)
You invested $7000 in two accounts paying 6% and 8% annual interest. If the total interest earned for the year was $730, how much was invested at each rate?
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Algebra Precalculus

08/30/21

Let f ( x ) = 1 /x − 5 and g ( x ) = (6/x) + 5 . Find the following functions. Simplify your answers. f ( g ( x ) ) = , g ( f ( x ) ) =
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Algebra

08/30/21

Algebra Homework Question
A 14​-foot board is cut into two pieces. If one piece is x feet​ long, express the other length in terms of x.
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Algebra

08/29/21

Help with syeps to evaluate

Log2 8+log2(x+1)=4 need help evaluating the problem. If i could get some help that would be great!
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Algebra Algebra 2

08/29/21

For the data sets given below, find the Five Number Summary, mean, mode, IQR, standard deviation, and range. Then, interpret the data using the quartiles and the IQR.
Number of Miles Jake Rode His Bike Each Week13, 19, 20, 22, 23, 13, 19, 20, 22, 23, 18
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Algebra Algebra 2

08/29/21

For the data sets given below, find the Five Number Summary, mean, mode, IQR, standard deviation, and range. Then, interpret the data using the quartiles and the IQR.
Number of Hours Julia Worked Each Day4.5, 8, 7.5, 6.5, 6, 8, 8, 5.5, 5.5, 7.5
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Algebra Algebra 2

08/29/21

For each sets of the data find the:
find the mean, median, mode, range, first quartile, second quartile, IQR and sigmaThe Number of Hours Jim Sleeps Each week:36, 37, 38, 34, 30, 28, 28, 39, 40, 45
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08/28/21

Please Help With Problem
Raise the quantity in parentheses to the indicated exponent, and simply the resulting expression.(-2/3 x^9 y^7)^3
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Algebra

08/27/21

the sum of two numbers is three. their sum is 13. find the numbers.
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08/27/21

Please help with problems

Simplify √-108
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08/27/21

Please Help With Problem
Raise the quantity in parentheses to the indicated exponent, and simply the resulting expression.(-2/3 x^9 y^7)^3
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Algebra

08/26/21

Find the slope of the line y=1/4x + 2/5
write As a proper fraction, improper fraction or integer
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Algebra

08/26/21

Use the algebraic method of substitution to determine the point of intersection
I thought I understood substitution to require two like terms in each equation, as in the following:x+y=12y=3x+4How then does the following substitution work as taken from the answer section of my... more
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08/26/21

Pendulum Problem
Directions: Complete the following problem showing as much work as possible. You are considering installing a pendulum in the amusement park visitor’s center. The time it takes a pendulum to... more
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