3(x-1)=9+1x

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Solution for 3(x-1)=9+1x equation: 



3(x-1)=9+1x

We move all terms to the left:

3(x-1)-(9+1x)=0

We add all the numbers together, and all the variables

3(x-1)-(x+9)=0

We multiply parentheses

3x-(x+9)-3=0

We get rid of parentheses

3x-x-9-3=0

We add all the numbers together, and all the variables

2x-12=0

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

2x=12

x=12/2

x=6

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