12+x=7+x

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Solution for 12+x=7+x equation: 



12+x=7+x

We move all terms to the left:

12+x-(7+x)=0

We add all the numbers together, and all the variables

x-(x+7)+12=0

We get rid of parentheses

x-x-7+12=0

We add all the numbers together, and all the variables

5!=0

There is no solution for this equation

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