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

A = LW
L = w-1

120 =(w-1)w
120 = w^2-w
w^2-w-120 =0
How do I solve for w with that quadratic equation? I can't factor it right?
19