2x+x+7=3x+7

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Solution for 2x+x+7=3x+7 equation: 



2x+x+7=3x+7

We move all terms to the left:

2x+x+7-(3x+7)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

3x-3x-7+7=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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