-12=-2(d-11)

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Solution for -12=-2(d-11) equation: 



-12=-2(d-11)

We move all terms to the left:

-12-(-2(d-11))=0



We calculate terms in parentheses: -(-2(d-11)), so:

-2(d-11)

We multiply parentheses

-2d+22

Back to the equation:

-(-2d+22)



We get rid of parentheses

2d-22-12=0

We add all the numbers together, and all the variables

2d-34=0

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

2d=34

d=34/2

d=17

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