Question

The area of a rectangle is 10r (squared) − 11r − 6. The width is 2r − 3. What is the length?

Answer 1

10r^2 − 11r − 6 = (2r - 3)(5r +2)
so
A = (2r - 3)(5r +2)
as you know A =  L * W
if width = (2r - 3) then length = (5r +2)

answer
length = (5r +2)