Algebra Examples

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

Step 1

Remove parentheses.

$2 x^{2} + 3 x - 4 + x^{2} - x - 2$

Step 2

Add $2 x^{2}$ and $x^{2}$ .

$3 x^{2} + 3 x - 4 - x - 2$

Step 3

Subtract $x$ from $3 x$ .

$3 x^{2} + 2 x - 4 - 2$

Step 4

Subtract $2$ from $- 4$ .

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

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