Basic Math Examples

$15 z - 45 + 3 z - 45$

Step 1

Add $15 z$ and $3 z$ .

$18 z - 45 - 45$

Step 2

Subtract $45$ from $- 45$ .

$18 z - 90$

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