Pre-Algebra Examples

$r = x + y$

Step 1

Rewrite the equation as $x + y = r$ .

$x + y = r$

Step 2

Subtract $y$ from both sides of the equation.

$x = r - y$

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