Pre-Algebra Examples

$(9 - 3 x^{2}) + (- 8 x^{2} + 4 x + 5)$

Step 1

Simplify the expression.

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Step 1.1

Remove parentheses.

$9 - 3 x^{2} - 8 x^{2} + 4 x + 5$

Step 1.2

Add $9$ and $5$ .

$- 3 x^{2} - 8 x^{2} + 4 x + 14$

$- 3 x^{2} - 8 x^{2} + 4 x + 14$

Step 2

Subtract $8 x^{2}$ from $- 3 x^{2}$ .

$- 11 x^{2} + 4 x + 14$

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