Pre-Algebra Examples

$256 = (2 w^{2} + 4 w) - 30$

Step 1

Remove parentheses.

$256 = 2 w^{2} + 4 w - 30$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$w = - 13, 11$

Step 3