SOLUTION: log2(x+2)-log2(x)=3

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: log2(x+2)-log2(x)=3      Log On


   

Question 993715: log2(x+2)-log2(x)=3
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.
log%282%2C%28x%2B2%29%29 - log%282%2C%28x%29%29 = 3.       ----->

log%282%2C+%28%28x%2B2%29%2Fx%29%29 = 3.             ----->


%28x%2B2%29%2Fx = 2%5E3 = 8           ----->

x + 2 = 8x,

and so on.