Solve the Problem $f ( x ) = \sqrt [ 3 ] { 6 x + 6 } + 4$

Multiple Choice

Solve the problem.
-For the function $f ( x ) = \sqrt [ 3 ] { 6 x + 6 } + 4$ , find all values $x$ for which $f ( x ) = 8$

A) $9 \frac { 2 } { 3 }$
B) $\sqrt [ 3 ] { 54 }$
C) $1 \frac { 2 } { 3 }$
D) $83 \frac { 2 } { 3 }$