(3/7)^3 ×(3/7)^-8=(3/7)^2x+3 find the value of x ?

Question

(3/7)^3 ×(3/7)^-8=(3/7)^2x+3 find the value of x ?

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Charlie 2 weeks 2021-10-01T15:15:55+00:00 1 Answer 0 views 0

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    2021-10-01T15:16:57+00:00

    Answer:

    – 4

    Step-by-step explanation:

    I assume the task is

    (3/7)^3×(3/7)^(-8) = (3/7)^(2x+3),

    then

    (3/7)^(3-8) = (3/7)^(2x + 3)

    2x + 3 = – 5

    2x = – 5 – 3

    2x = – 8 ===> x = – 4

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