Find an Equation of the Line Graphed $f ( x ) = - \frac { 7 } { 4 } x + 7$

Multiple Choice

Find an equation of the line graphed. Write the equation using function notation.
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A) $f ( x ) = - \frac { 7 } { 4 } x + 7$
B) $f ( x ) = \frac { 7 } { 4 } x + 7$
C) $f ( x ) = - \frac { 7 } { 4 } x - 7$
D) $f ( x ) = \frac { 7 } { 4 } x - 7$