Pre-Algebra Examples

$(8 x + 7) + (6 - 5 x)$

Step 1

Remove parentheses.

$8 x + 7 + 6 - 5 x$

Step 2

Subtract $5 x$ from $8 x$ .

$3 x + 7 + 6$

Step 3

Add $7$ and $6$ .

$3 x + 13$

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