Basic Math Examples

$- 8 a + 9 + (4 a - 5)$

Step 1

Remove parentheses.

$- 8 a + 9 + 4 a - 5$

Step 2

Add $- 8 a$ and $4 a$ .

$- 4 a + 9 - 5$

Step 3

Subtract $5$ from $9$ .

$- 4 a + 4$

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