Question

2x^2 + 13x = –20.

Answer 1

Set equal to zero then quadratic formula or factoring?

Answer 2

put the equation in the form\[ax^2+bx+c\]then identify what a, b, and c are and plug that into the quadratic formula\[x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}\]