12=-2(x-1)

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



12=-2(x-1)

We move all terms to the left:

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

2x-2+12=0

We add all the numbers together, and all the variables

2x+10=0

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

2x=-10

x=-10/2

x=-5

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