Pre-Algebra Examples

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

Step 1

Remove parentheses.

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

Step 2

Add $4 x^{3}$ and $2 x^{3}$ .

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

Step 3

Add $6$ and $2$ .

$6 x^{3} + 2 x - x^{2} + 8$

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