Pre-Algebra Examples

$\frac{- 3 - (- 9)}{- 1 + 2}$

Step 1

Simplify the numerator.

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Step 1.1

Multiply $- 1$ by $- 9$ .

$\frac{- 3 + 9}{- 1 + 2}$

Step 1.2

Add $- 3$ and $9$ .

$\frac{6}{- 1 + 2}$

$\frac{6}{- 1 + 2}$

Step 2

Simplify the expression.

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Step 2.1

Add $- 1$ and $2$ .

$\frac{6}{1}$

Step 2.2

Divide $6$ by $1$ .

$6$

$6$

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