-12=-2(t-1)

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



-12=-2(t-1)

We move all terms to the left:

-12-(-2(t-1))=0



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

-2(t-1)

We multiply parentheses

-2t+2

Back to the equation:

-(-2t+2)



We get rid of parentheses

2t-2-12=0

We add all the numbers together, and all the variables

2t-14=0

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

2t=14

t=14/2

t=7

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