Question

3/4 to the power of-9 multiplied by 3/4 to the power of-7 = 3/4 whole 4x​

Answer 1

Answer:

x = -4

Step-by-step explanation:

(3/4)^(-9) * (3/4)^(-7) = (3/4)^(4x)

If base are same then powers are equal in multiplication.

-9 + (-7) = 4x

-16 = 4x

x = -4

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Answer 2

x=4 is the right answer