Pre-Algebra Examples

$2 x - 2 + 5 = 13$

Step 1

Add $- 2$ and $5$ .

$2 x + 3 = 13$

Step 2

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

$x = 5$

Step 3

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$