# How do you solve using the completing the square method #x^2+7x-8=0#?

##### 1 Answer

Mar 18, 2016

there are two roots and I have provided a **video solution** showing you how to complete the square by adding the square of 1/2 of the 'b' coefficient to both sides of the equation. This will allow you to come up with a trinomial that is a perfect square.

video solution here

so the solutions are -8 and 1