Pre-Algebra Examples

$(28 a^{2} - 10) + (5 a^{2} - 2 b + 6)$

Step 1

Remove parentheses.

$28 a^{2} - 10 + 5 a^{2} - 2 b + 6$

Step 2

Add $28 a^{2}$ and $5 a^{2}$ .

$33 a^{2} - 10 - 2 b + 6$

Step 3

Add $- 10$ and $6$ .

$33 a^{2} - 2 b - 4$

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