SOLUTION: How do I work the solution to this problem..... 4/3(10)^x = 12

Question 733130: How do I work the solution to this problem.....
4/3(10)^x = 12
Found 2 solutions by ankor@dixie-net.com, lwsshak3:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
= 12
Multiply both sides by 3
4* = 36
divide both sides by 4
= 9
log(10^x) = log(9)
x*log(10) = log(9)
log of 10 is 1, therefore
x = log(9) or .95424
:
:
Check this on a calc: (4/3)*10^.95424, results 11.9999 ~ 12
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
4/3(10)^x = 12
10^x=3*12/4=9
xlog10=9
log10=1
x=9
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