# How do you solve #x^2 + 12 = (x - 4)^2#?

##### 1 Answer

May 20, 2016

First square the term on the right side, then combine like terms, and you'll get to

#### Explanation:

To solve this, we first need to square the

We can subtract

We can now subtract 12 from both sides (to move the constants to the right side of the equation - and we could have done both this and the last step as one but I broke it out for clarity):

Let's divide both sides by 8 to solve for x: