Pre-Algebra Examples

$- 20 + 13 t + 12 q - 4 t - 4 q + 4$

Step 1

Add $- 20$ and $4$ .

$13 t + 12 q - 4 t - 4 q - 16$

Step 2

Subtract $4 t$ from $13 t$ .

$12 q + 9 t - 4 q - 16$

Step 3

Subtract $4 q$ from $12 q$ .

$8 q + 9 t - 16$

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