Find an Equation for the Sphere with the Given Center $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } - 4 x = 77$

Multiple Choice

Find an equation for the sphere with the given center and radius.
-Center (-2, 0, 0) , radius = 9

A) $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } - 4 x = 77$
B) $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } + 4 x = 77$
C) $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } - 4 x = 9$
D) $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } + 4 x = 9$