Basic Math Examples

$9 m n - 15 m n - 3 m n + 7 m n - m n$

Step 1

Subtract $15 m n$ from $9 m n$ .

$- 6 m n - 3 m n + 7 m n - m n$

Step 2

Subtract $3 m n$ from $- 6 m n$ .

$- 9 m n + 7 m n - m n$

Step 3

Add $- 9 m n$ and $7 m n$ .

$- 2 m n - m n$

Step 4

Subtract $m n$ from $- 2 m n$ .

$- 3 m n$

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