Pre-Algebra Examples

$z + 16 = 4$

Step 1

Subtract $16$ from both sides of the equation.

$z = 4 - 16$

Step 2

Subtract $16$ from $4$ .

$z = - 12$

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