2+1=x+3

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Solution for 2+1=x+3 equation: 



2+1=x+3

We move all terms to the left:

2+1-(x+3)=0

We add all the numbers together, and all the variables

-(x+3)+3=0

We get rid of parentheses

-x-3+3=0

We add all the numbers together, and all the variables

-x=0

x=0/-1

x=0

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