Pre-Algebra Examples

$3 (x - 7)$

Step 1

Apply the distributive property.

$3 x + 3 \cdot - 7$

Step 2

Multiply $3$ by $- 7$ .

$3 x - 21$

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