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Type the correct answer in the box. Use numerals instead of words. What value of x satisfies this equation? log(5x + 20) = 2 = The value of x is

Type the correct answer in the box. Use numerals instead of words. What value of x satisfies this equation? log(5x + 20) = 2 = The value of x is
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Type the correct answer in the box. Use numerals instead of words.

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

User Sheehan
by
8.6k points

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
by
8.2k points
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