Which phrase describes an unknown or changeable quantity?

Find the sum of the given polynomials. 5m + 2n, n - 3m, and 7 - 3n 7 - 2m 2m + 7 14m + 5n - 6 9m

Fredaysia wants to paint every face on the outside of a cube to put in her garden each edge of the cube measures 3 feet. Fredaysia has three small identical cans of paint that can claim to cover 8 square feet of each area.

A marchig band with 75 members make 2 rectangular marching formations. one rectangle has six rows and the other has 9 rows. explain how the members can form the two rectangles

Tony made 14 L of lemonade for his party. His guest drank 9500ML of lemonade. how many milliliters of lemonade did tony have left over

Find the indicated values, where g (t) = t^2-1 and f (x) = 1+x g (f (3) - 2f (1))

The sum of six consecutive even integers is 90. what is the largest integer? A. 16 B. 20 C. 10 D32

Write 5/3 as a mixed number

A multiplication chart

How do you solve for p? p 6/8=p-6/7?

Find the first two terms of an arithmetic sequence are 5 and 7 what is the explicit formula for the sequence