SOLUTION: Can you solve this? 5^(1-2x)=1/5 and 3x^3=9^x? Thanks

Algebra ->  Exponential-and-logarithmic-functions -> SOLUTION: Can you solve this? 5^(1-2x)=1/5 and 3x^3=9^x? Thanks       Log On


   

Question 192861This question is from textbook
: Can you solve this?

5^(1-2x)=1/5 and 3x^3=9^x?
Thanks This question is from textbook

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Can you solve this?
5^(1-2x)=1/5 and 3x^3=9^x?
------------------------------------------------
5^(1-2x) = 5^-1
1-2x = -1
2x = 2
x = 1
------------------
3x^3 = 9^x
I graphed the left side and the right side and found their point of intersection.
x = 0.320507...
Cheers,
Stan H.