1+2x+1=3x+3

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Solution for 1+2x+1=3x+3 equation: 



1+2x+1=3x+3

We move all terms to the left:

1+2x+1-(3x+3)=0

We add all the numbers together, and all the variables

2x-(3x+3)+2=0

We get rid of parentheses

2x-3x-3+2=0

We add all the numbers together, and all the variables

-1x-1=0

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

-x=1

x=1/-1

x=-1

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