7-x=47-3x

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Solution for 7-x=47-3x equation: 



7-x=47-3x

We move all terms to the left:

7-x-(47-3x)=0

We add all the numbers together, and all the variables

-x-(-3x+47)+7=0

We add all the numbers together, and all the variables

-1x-(-3x+47)+7=0

We get rid of parentheses

-1x+3x-47+7=0

We add all the numbers together, and all the variables

2x-40=0

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

2x=40

x=40/2

x=20

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