Find an Equivalent Equation in Rectangular Coordinates $$r - 5 \sin \theta = 6 \cos \theta$$

Multiple Choice

Find an equivalent equation in rectangular coordinates.
- $$r - 5 \sin \theta = 6 \cos \theta$$

A) $x ^ { 2 } + y ^ { 2 } - 5 y = 6 x$
B) $x ^ { 2 } + y ^ { 2 } = 0$
C) $x ^ { 2 } + y ^ { 2 } + 5 y = 6 x$
D) $\sqrt { x ^ { 2 } + y ^ { 2 } } - 5 y = 6 x$