Pre-Algebra Examples

$x - 7 = 13$

Step 1

Subtract $13$ from both sides of the equation.

$x - 7 - 13 = 0$

Step 2

Subtract $13$ from $- 7$ .

$x - 20 = 0$

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