119k views
1 vote
Rafael wants to wallpaper the back wall of his bedroom. The wall is in the shape of a rectangle. Its length is 13 feet and its width is 9 feet. Suppose wallpaper costs $7 for each square foot. How much will wallpaper cost for the wall?

User Kazem
by
5.0k points

2 Answers

6 votes
819$ because you multiply 13 by 9 which is 117 multiply that by 7 and banm
User Ricardo Vieira
by
4.8k points
5 votes

Answer:

$819

Explanation:

First we find the area of the wall so we multiply 13ft x 9ft.

13ft x 9ft = 117ft

We know each square foot is equal to $7. So now we multiply 117 x 7 to get the total cost.

117 x 7 = $819

User Piotr Dajlido
by
5.4k points