Question

Help please thank you

Answer 1

Answer:

Step-by-step explanation:

$(\frac{7}{12}) ^{-4} *(\frac{7}{12}) ^{3x} =(\frac{7}{12}) ^{5} \\\\(\frac{7}{12}) ^{-4+3x} =(\frac{7}{12}) ^{5}$

same base;

-4+3x=5

or,3x=5+4

or,x=9/3

   x=3