Basic Math Examples

$9 a + b - 19 a + 18 b$

Step 1

Subtract $19 a$ from $9 a$ .

$- 10 a + b + 18 b$

Step 2

Add $b$ and $18 b$ .

$- 10 a + 19 b$

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