7x-2(x-1)=12

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Solution for 7x-2(x-1)=12 equation: 



7x-2(x-1)=12

We move all terms to the left:

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

We multiply 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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