Precalculus Examples

$8 (\frac{x + 8}{2}) - 2$

Step 1

Simplify each term.

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Step 1.1

Cancel the common factor of $2$ .

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Step 1.1.1

Factor $2$ out of $8$ .

$2 (4) \frac{x + 8}{2} - 2$

Step 1.1.2

Cancel the common factor.

$2 \cdot 4 \frac{x + 8}{2} - 2$

Step 1.1.3

Rewrite the expression.

$4 (x + 8) - 2$

$4 (x + 8) - 2$

Step 1.2

Apply the distributive property.

$4 x + 4 \cdot 8 - 2$

Step 1.3

Multiply $4$ by $8$ .

$4 x + 32 - 2$

$4 x + 32 - 2$

Step 2

Subtract $2$ from $32$ .

$4 x + 30$

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