2x+3(x-1)+7x=0

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Solution for 2x+3(x-1)+7x=0 equation: 



2x+3(x-1)+7x=0

We add all the numbers together, and all the variables

9x+3(x-1)=0

We multiply parentheses

9x+3x-3=0

We add all the numbers together, and all the variables

12x-3=0

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

12x=3

x=3/12

x=1/4

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