Algebra2
posted by joshua .
The area of a rectangular field is x^2x72 m^2. The length of the field is x+8 m. What is the width of the field in meters?

divide x^2  x  72 by x+8
(x+8)(x  ?) = x^2  x  72
looks like the missing bracket must be (x9)
the width is x9
check by multiplying it back out