Find an Equation of the Line $\left( 1 , \frac { 4 } { 9 } \right) , \left( 9 , \frac { 4 } { 3 } \right)$

Multiple Choice

Find an equation of the line. Write the equation using function notation.
- $\left( 1 , \frac { 4 } { 9 } \right) , \left( 9 , \frac { 4 } { 3 } \right)$

A) $y = \frac { 1 } { 9 } x + \frac { 1 } { 3 }$
B) $y = 9 x - \frac { 77 } { 9 }$
C) $f(x) = \frac { 1 } { 9 } x + \frac { 1 } { 3 }$
D) f(x) =9x-3