Pre-Algebra Examples

$- 40 + b = - 33$

Step 1

Add $40$ to both sides of the equation.

$b = - 33 + 40$

Step 2

Add $- 33$ and $40$ .

$b = 7$

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