contestada

Which of the following expressions is the inverse of the function y equals quantity x minus 2 divided by 3

Respuesta :

[tex]y=\frac{x-2}{3}\ \ \ \ |change\ x\to y\ and\ y\to x\\\\x=\frac{y-2}{3}\to\frac{y-2}{3}=x\ \ \ \ |multiply\ both\ sides\ by\ 3\\\\y-2=3x\ \ \ \ |add\ 2\ to\ both\ sides\\\\\boxed{y=3x+2}\leftarrow answer[/tex]