Pre-Algebra Examples

$(y^{2} - 2 y - 8) + (y^{2} + y - 12)$

Step 1

Remove parentheses.

$y^{2} - 2 y - 8 + y^{2} + y - 12$

Step 2

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

$2 y^{2} - 2 y - 8 + y - 12$

Step 3

Add $- 2 y$ and $y$ .

$2 y^{2} - y - 8 - 12$

Step 4

Subtract $12$ from $- 8$ .

$2 y^{2} - y - 20$

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