6.The dimensions of Eric’s pool are 9 feet by 7 feet. He wants to build a walkway surrounding the pool so that the square footage of the walkway and pool is 143 square feet. How wide is one side of the walkway? Use the picture below to help you

Question

6.The dimensions of Eric’s pool are 9 feet by 7 feet.  He wants to build a walkway surrounding the pool so that the square footage of the walkway and pool is 143 square feet. How wide is one side of the walkway? Use the picture below to help you

saifoo.khan · Answer

where is the photo?

anonymous · Answer

Solve the following for x, the width of one side of the walkway:
(9 + 2 x) (7 + 2 x) = 143
x = 2 or -10  The latter solution makes no sense and is rejected.
One side is 2 feet wide.

anonymous · Answer

i posted it again on accident, saifoo already answered it with the photo on it, it makes sense now =)

anonymous · Answer

OK