Question

HELP! I forgot how to do logs.
log5x+log(x-1)=log3x
What is the solution?
A.) x=-8/5
B.) x=0, 8/5
C.) x=8/5
D.) There are no solutions

Answer 1

log 5x(x-1) = log 3x
5x(x-1) = 3x


(recall log a + log b = log ab)

Answer 2

can you finish it?

Answer 3

wait so then I just solve like an algebra problem??

Answer 4

When it contains (+) then you turn it to (x) right? And that's what you just showed?

Answer 5

now just use algebra yes

Answer 6

sweet let me try and I will get back to open study in a sec

Answer 7

I get x=(sqrt of 8)/5