Pre-Algebra Examples

$7 c + 4 d - 5 d - 9 c$

Step 1

Subtract $9 c$ from $7 c$ .

$- 2 c + 4 d - 5 d$

Step 2

Subtract $5 d$ from $4 d$ .

$- 2 c - d$

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