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23 May, 20:28

Solve 25 = 5^x - 4

A. 1/2

B. 2

C. 4

D. 6

+3
Answers (2)
  1. 23 May, 20:41
    0
    Rounding: 2

    Exact: 2.09221853 ...

    Step-by-step explanation:

    Math-way
  2. 23 May, 21:45
    0
    Here is how to do this problem:

    5^x - 4 = 25

    +4 + 4

    5^x = 29

    og (5x) = log (29) (Take log of both sides)

    x * (log (5)) = log (29)

    x=log (29) / log (5)

    x=2.092219 or

    x = 2

    So, the answer is B
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