Question

3. The area of a rectangular swimming pool is 10x^2 – 19x – 15. The length of the pool is 5x + 3.What is the width of the pool?

(1 point)

2x – 18

2x – 5

5x – 5

5x – 22

Answer 1

10x^2-19x-15

length: (5x+3)
width: (2x-5)

(5x+3)(2x-5)

10x^2-25x + 6x - 15
10x^2 - 19x - 15