1+x=7-2x

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Solution for 1+x=7-2x equation: 



1+x=7-2x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

x+2x-7+1=0

We add all the numbers together, and all the variables

3x-6=0

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

3x=6

x=6/3

x=2

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