### Home > CCA2 > Chapter A > Lesson A.1.3 > Problem A-39

A-39.

Serena wanted to examine the graphs of the equations below on her graphing calculator. Rewrite each of the equations in **-form** (when the equation is solved for ) so that she can enter them into the calculator.

Subtract

from both sides of the equation. Multiply both sides by

. Now finish solving for

by addingto both sides.

Multiply

by .