Pre-Algebra Examples

$30 - 2 (25 - 2 {(5 - 2)}^{2})$

Step 1

Simplify each term.

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Step 1.1

Simplify each term.

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Step 1.1.1

Subtract $2$ from $5$ .

$30 - 2 (25 - 2 \cdot 3^{2})$

Step 1.1.2

Raise $3$ to the power of $2$ .

$30 - 2 (25 - 2 \cdot 9)$

Step 1.1.3

Multiply $- 2$ by $9$ .

$30 - 2 (25 - 18)$

$30 - 2 (25 - 18)$

Step 1.2

Subtract $18$ from $25$ .

$30 - 2 \cdot 7$

Step 1.3

Multiply $- 2$ by $7$ .

$30 - 14$

$30 - 14$

Step 2

Subtract $14$ from $30$ .

$16$

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