7-x=-x+4

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Solution for 7-x=-x+4 equation: 



7-x=-x+4

We move all terms to the left:

7-x-(-x+4)=0

We add all the numbers together, and all the variables

-x-(-1x+4)+7=0

We add all the numbers together, and all the variables

-1x-(-1x+4)+7=0

We get rid of parentheses

-1x+1x-4+7=0

We add all the numbers together, and all the variables

3!=0

There is no solution for this equation

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