Pre-Algebra Examples

$(2 x^{2} - 6 x - 2)$ and $(x^{2} + 4 x)$

Step 1

Add the expressions.

$2 x^{2} - 6 x - 2 + x^{2} + 4 x$

Step 2

Remove parentheses.

$2 x^{2} - 6 x - 2 + x^{2} + 4 x$

Step 3

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

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

Step 4

Add $- 6 x$ and $4 x$ .

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

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