Pre-Algebra Examples

$- 9 x - 9 x + 17 x$

Step 1

Subtract $9 x$ from $- 9 x$ .

$- 18 x + 17 x$

Step 2

Add $- 18 x$ and $17 x$ .

$- x$

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