7-x=3x-5x

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Solution for 7-x=3x-5x equation: 



7-x=3x-5x

We move all terms to the left:

7-x-(3x-5x)=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-1x-(-2x)+7=0

We get rid of parentheses

-1x+2x+7=0

We add all the numbers together, and all the variables

x+7=0

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

x=-7

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