SOLUTION: Solve a) log(base 2)(2m + 4) - log(base 2) (m-1) = 3 Can you please help me out? Thanks so much in advance:)

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Solve a) log(base 2)(2m + 4) - log(base 2) (m-1) = 3 Can you please help me out? Thanks so much in advance:)      Log On


   

Question 872300: Solve
a) log(base 2)(2m + 4) - log(base 2) (m-1) = 3
Can you please help me out? Thanks so much in advance:)
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Solve
a) log(base 2)(2m + 4) - log(base 2) (m-1) = 3
log%282%2C%282m%2B4%29%29-log%282%2C%28m-1%29%29=3
log%282%2C%28%282m%2B4%29%2F%28m-1%29%29%29=3
(2m+4)/(m-1)=2^3=8
2m+4=8m-8
6m=12
m=2