SOLUTION: Please solve: log8-log2x=-1
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Question 293651
:
Please solve: log8-log2x=-1
Found 2 solutions by
Alan3354, stanbon
:
Answer by
Alan3354(69443)
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log8-log2x=-1
log(2x) = log(8)+1 = log(80)
2x = 80
x = 40
Answer by
stanbon(75887)
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put this solution on YOUR website!
log8-log2x=-1
---------------
log[8/(2x)] = -1
---
log[4/x] = -1
---
4/x = 10^-1
x/4 = 10
x = 40
=============
Cheers,
Stan H.