A = LW
L = w-1
120 =(w-1)w
120 = w^2-w
w^2-w-120 =0
The length of Joe's rectangular garden is 1 meter less than its width and its area is 120m^2. Find the dimensions of the garden.
Setup a quadratic equation to find the dimensions of the garden.
3 answers
How do I solve for w with that quadratic equation? I can't factor it right?
19