SOLUTION: The value of x in the equation log 9=2 is (x-1)

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Question 77282: The value of x in the equation log 9=2 is
(x-1)
Answer by jim_thompson5910(21685) About Me  (Show Source):
You can put this solution on YOUR website!
This expression is equivalent to:


Take the square root of both sides

Which means
or

or Add 1 to both sides for each case
So
or


Check:
Plug in x=4

works

Plug in x=-2

works