Pre-Algebra Examples

$4^{x} + 2^{x + 1} - 80 = 0$

Step 1

Graph each side of the equation.

$y = 4^{x} + 2^{x + 1} - 80$

$y = 0$

Step 2

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