Pre-Algebra Examples

$(4 x^{2} + 8) + (- 8 x^{2} - 5 x + 2)$

Step 1

Remove parentheses.

$4 x^{2} + 8 - 8 x^{2} - 5 x + 2$

Step 2

Subtract $8 x^{2}$ from $4 x^{2}$ .

$- 4 x^{2} + 8 - 5 x + 2$

Step 3

Add $8$ and $2$ .

$- 4 x^{2} - 5 x + 10$

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