Basic Math Examples

$9 a^{3} - 4 a^{2} + 5 + (- 7 a - 10 a + 7)$

Step 1

Simplify the expression.

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Step 1.1

Remove parentheses.

$9 a^{3} - 4 a^{2} + 5 - 7 a - 10 a + 7$

Step 1.2

Add $5$ and $7$ .

$9 a^{3} - 4 a^{2} - 7 a - 10 a + 12$

$9 a^{3} - 4 a^{2} - 7 a - 10 a + 12$

Step 2

Subtract $10 a$ from $- 7 a$ .

$9 a^{3} - 4 a^{2} - 17 a + 12$

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