Pre-Algebra Examples

$10 x - 10 y + 9 x - 5 y - 3 x + 5 x$

Step 1

Add $10 x$ and $9 x$ .

$19 x - 10 y - 5 y - 3 x + 5 x$

Step 2

Subtract $3 x$ from $19 x$ .

$16 x - 10 y - 5 y + 5 x$

Step 3

Add $16 x$ and $5 x$ .

$21 x - 10 y - 5 y$

Step 4

Subtract $5 y$ from $- 10 y$ .

$21 x - 15 y$

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