Pre-Algebra Examples

$- 3 (7 n + 1)$

Step 1

Apply the distributive property.

$- 3 (7 n) - 3 \cdot 1$

Step 2

Multiply.

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Step 2.1

Multiply $7$ by $- 3$ .

$- 21 n - 3 \cdot 1$

Step 2.2

Multiply $- 3$ by $1$ .

$- 21 n - 3$

$- 21 n - 3$

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