2(x+3)+x=84

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Solution for 2(x+3)+x=84 equation: 



2(x+3)+x=84

We move all terms to the left:

2(x+3)+x-(84)=0

We add all the numbers together, and all the variables

x+2(x+3)-84=0

We multiply parentheses

x+2x+6-84=0

We add all the numbers together, and all the variables

3x-78=0

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

3x=78

x=78/3

x=26

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