Algebra Examples

$u = x - k$

Step 1

Rewrite the equation as $x - k = u$ .

$x - k = u$

Step 2

Add $k$ to both sides of the equation.

$x = u + k$

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