Pre-Algebra Examples

$(4 x - 6 x^{2} + 3) + (9 x^{2} + 7 x - 2)$

Step 1

Remove parentheses.

$4 x - 6 x^{2} + 3 + 9 x^{2} + 7 x - 2$

Step 2

Add $4 x$ and $7 x$ .

$- 6 x^{2} + 3 + 9 x^{2} + 11 x - 2$

Step 3

Add $- 6 x^{2}$ and $9 x^{2}$ .

$3 x^{2} + 3 + 11 x - 2$

Step 4

Subtract $2$ from $3$ .

$3 x^{2} + 11 x + 1$

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