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5^(11x+23)=125^(7x) how to solve for x

5^(11x+23)=125^(7x) how to solve for x
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16 votes
5^(11x+23)=125^(7x)
how to solve for x

User Jesse Liberty
by
7.9k points

1 Answer

9 votes
Answer: x= 23/10 or x= 2.3
First... 5^11x-23=5^21x
Cancel out the 5
Secondly... 11x+23 =21x
Switch 21 and 23 to make...
11x=21x-23. Switch again to make...
11x-21x=23
Now subtract 11 and 21
-10x=-23
Divide to get
x=23/10 or x=2.3
User Jonni
by
8.8k points
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