What is the solution to log5(10 x-1)=log 5(9x+7)

Mathematics

2 answers:

anzhelika [568]3 years ago

7 0

Answer:

The answer is D

Step-by-step explanation:

olchik [2.2K]3 years ago

3 0

To solve the equation we proceed as follows:
log5(10x-1)=log5(9x+7)

canceling out log5 we get:
(10x-1)=(9x+7)
solving for x we get:
10x-9x=7+1
x=8
thus the value of x=8

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