7^x-5=7^x+2

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Solution for 7^x-5=7^x+2 equation: 



7^x-5=7^x+2

We move all terms to the left:

7^x-5-(7^x+2)=0

We get rid of parentheses

7^x-7^x-2-5=0

We add all the numbers together, and all the variables

7^x-7^x-7=0

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

7^x-7^x=7

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