Pre-Algebra Examples

$(- 5 x^{2} - 9 x + 6) + (6 x^{2} + 10)$

Step 1

Remove parentheses.

$- 5 x^{2} - 9 x + 6 + 6 x^{2} + 10$

Step 2

Add $- 5 x^{2}$ and $6 x^{2}$ .

$x^{2} - 9 x + 6 + 10$

Step 3

Add $6$ and $10$ .

$x^{2} - 9 x + 16$

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