Rectangle with perimeter of 40 feet width is 8 feet what is the length

1. a^3 - 9a^3 = 2. 10x^2+10-2x+x^4= 3. (6n^4+3) + (2n^3+4) =

This years, john played in 10 baseball games. In these games, he had hit the ball 2,3,0,1,3,2,4,0,2 and 3 times. In the first 10 games he plays next year, john wants to increase his average (mean) hits per game by 0.5.

A rectangular garden has an area of 52 square yards. If we multiply its length and width by 15, what is the area of the new rectangle?

How many angles does a house have?

8 avocados cost $16. what is the cost of the one avocado

6-a/a+5 = a) 6-a times a + 5 b) 6-a divide a+5 c) (6-a) times (a+5) d) (6-a) divide (a+5)

What is the volume, in cubic cm, of a rectangular prism with a height of 19cm, a width of 16cm, and a length of 8cm?

Which is the range for this set of data 38,17,55,40

Davis is putting tile in his rectangular kitchen. His kitchen is 13 feet long, and 17 feet wide. The tile davis is installing is $3.75 per square foot. How much will it cost davis

Clark, a widower, maintains a household for himself and his two dependent preschool children. For the year ended December 31, 2018, Clark earned a salary of $32,000.