Precalculus Examples

$2 (5 x + 4) - 3$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$2 (5 x) + 2 \cdot 4 - 3$

Step 1.2

Multiply $5$ by $2$ .

$10 x + 2 \cdot 4 - 3$

Step 1.3

Multiply $2$ by $4$ .

$10 x + 8 - 3$

$10 x + 8 - 3$

Step 2

Subtract $3$ from $8$ .

$10 x + 5$

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