10^a+2=5^a-2

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Solution for 10^a+2=5^a-2 equation: 



10^a+2=5^a-2

We move all terms to the left:

10^a+2-(5^a-2)=0

We get rid of parentheses

10^a-5^a+2+2=0

We add all the numbers together, and all the variables

10^a-5^a+4=0

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

10^a-5^a=-4

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