Medal to help _The area of a rectangular pool is
10x 2 - 19x-15 the length of the poll is 5x +3..What is the width ?
a. 2x -18
b.2x-5
c.5x-5
d.5x-22
I think it is b.2x-5

Question

Medal to help _The area of a rectangular pool is
 10x 2 - 19x-15  the length of the poll is 5x +3..What is the width ?
a. 2x -18
b.2x-5
c.5x-5
d.5x-22
  I think it is b.2x-5

raffle_snaffle · Answer

well multiply the length by each choice

raffle_snaffle · Answer

you are right

anonymous · Answer

The area is length*width. This allows us to check your answer:
$$ \text{length * your width = }(5x + 3)(2x - 5) = 10x^2 - 25x + 6x - 15\ = 10x^2 - 19x - 15 \text{ = area}$$