Find the Equation of the Line $- \frac { 1 } { 7 } ; \mathrm { y }$

Multiple Choice

Find the equation of the line. Write the equation using standard notation.
-With slope $- \frac { 1 } { 7 } ; \mathrm { y }$ -intercept 9

A) $x - 7 y = 63$
B) $7 x + y = 63$
C) $- 7 x + y = 63$
D) $x + 7 y = 63$