Pre-Algebra Examples

$(9 x + 5) + (- 2 x^{2} + 10 x)$

Step 1

Remove parentheses.

$9 x + 5 - 2 x^{2} + 10 x$

Step 2

Add $9 x$ and $10 x$ .

$19 x + 5 - 2 x^{2}$

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