2x+x+(x-1)=11

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Solution for 2x+x+(x-1)=11 equation: 



2x+x+(x-1)=11

We move all terms to the left:

2x+x+(x-1)-(11)=0

We add all the numbers together, and all the variables

3x+(x-1)-11=0

We get rid of parentheses

3x+x-1-11=0

We add all the numbers together, and all the variables

4x-12=0

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

4x=12

x=12/4

x=3

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