SOLUTION: {{{5^(x-1)= 5^x-5}}}
Algebra.Com
Question 748288:
Found 2 solutions by Alan3354, tommyt3rd:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
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Sub u for 5^(x-1)
u = 5u - 5
u = 5/4
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5^(x-1) = 5/4
5^x = 25/4
x*log(5) = log(25/4)
x = log(6.25)/log(5)
x =~ 1.13864688
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
we will denote log base 5 as log5
:)
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