9x-12-2x=2(x-1)

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Solution for 9x-12-2x=2(x-1) equation: 



9x-12-2x=2(x-1)

We move all terms to the left:

9x-12-2x-(2(x-1))=0

We add all the numbers together, and all the variables

7x-(2(x-1))-12=0



We calculate terms in parentheses: -(2(x-1)), so:

2(x-1)

We multiply parentheses

2x-2

Back to the equation:

-(2x-2)



We get rid of parentheses

7x-2x+2-12=0

We add all the numbers together, and all the variables

5x-10=0

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

5x=10

x=10/5

x=2

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