Pre-Algebra Examples

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

Step 1

Remove parentheses.

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

Step 2

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

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

Step 3

Add $3$ and $4$ .

$6 x^{2} + x + 7$

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