Pre-Algebra Examples

$- 7 (a - 4)$

Step 1

Apply the distributive property.

$- 7 a - 7 \cdot - 4$

Step 2

Multiply $- 7$ by $- 4$ .

$- 7 a + 28$

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