15-x=7-x

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Solution for 15-x=7-x equation: 



15-x=7-x

We move all terms to the left:

15-x-(7-x)=0

We add all the numbers together, and all the variables

-x-(-1x+7)+15=0

We add all the numbers together, and all the variables

-1x-(-1x+7)+15=0

We get rid of parentheses

-1x+1x-7+15=0

We add all the numbers together, and all the variables

8!=0

There is no solution for this equation

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