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If (19)3x+4\left( \frac { 1 } { 9 } \right) ^ { 3 x + 4 }

Question 8

Multiple Choice

If (19) 3x+4\left( \frac { 1 } { 9 } \right) ^ { 3 x + 4 } = 81, find x.


A) x = - 12\frac { 1 } { 2 }
B) x = -3
C) x = - 32\frac { 3 } { 2 }
D) none of these

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