5^x+7=125^x+9

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Solution for 5^x+7=125^x+9 equation: 



5^x+7=125^x+9

We move all terms to the left:

5^x+7-(125^x+9)=0

We get rid of parentheses

5^x-125^x-9+7=0

We add all the numbers together, and all the variables

5^x-125^x-2=0

We move all terms containing x to the left, all other terms to the right

5^x-125^x=2

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