Solving Equations for Expressions Examples Page 1

Solve for 3x:

9x + 4y = y² - 2

First, we get the x terms by themselves:

9x = y² - 2 - 4y

Because we have 9x and we want 3x, we need to divide both sides by 3:

That's all we need to do. Our solution is cluttered, but it is a solution nevertheless.