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What value of x satisfies this equation?
log(5x + 20) = 2
=
The value of x is

User Sheehan
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1 Answer

7 votes
10^log(5x + 20) = 10^2

Since the common base for log is 10 they cancel leaving:

5x + 20 = 100

5x = 80

x = 16
User John Cast
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