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Log(x-7)=2 can anyone solve this??
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3 votes
Log(x-7)=2 can anyone solve this??

User Pitel
by
4.2k points

1 Answer

7 votes

Answer:

x = 107

Explanation:

Using the rule of logarithms


log_(b) x = n ⇒ x =
b^(n)

Given


log_(10) (x - 7) = 2 , then

x - 7 = 10² = 100 ( add 7 to both sides )

x = 107

User Cory Trese
by
4.8k points
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