Pre-Algebra Examples

$9 x + 3 Z - 4 x + Z - 3$

Step 1

Subtract $4 x$ from $9 x$ .

$3 Z + 5 x + Z - 3$

Step 2

Add $3 Z$ and $Z$ .

$4 Z + 5 x - 3$

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