7-x=6+3x

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Solution for 7-x=6+3x equation: 



7-x=6+3x

We move all terms to the left:

7-x-(6+3x)=0

We add all the numbers together, and all the variables

-x-(3x+6)+7=0

We add all the numbers together, and all the variables

-1x-(3x+6)+7=0

We get rid of parentheses

-1x-3x-6+7=0

We add all the numbers together, and all the variables

-4x+1=0

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

-4x=-1

x=-1/-4

x=1/4

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