Algebra Examples

$- 5 n + 3 (6 + 7 n)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$- 5 n + 3 \cdot 6 + 3 (7 n)$

Step 1.2

Multiply $3$ by $6$ .

$- 5 n + 18 + 3 (7 n)$

Step 1.3

Multiply $7$ by $3$ .

$- 5 n + 18 + 21 n$

$- 5 n + 18 + 21 n$

Step 2

Add $- 5 n$ and $21 n$ .

$16 n + 18$

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