-4=-2(d+7)

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Solution for -4=-2(d+7) equation: 



-4=-2(d+7)

We move all terms to the left:

-4-(-2(d+7))=0



We calculate terms in parentheses: -(-2(d+7)), so:

-2(d+7)

We multiply parentheses

-2d-14

Back to the equation:

-(-2d-14)



We get rid of parentheses

2d+14-4=0

We add all the numbers together, and all the variables

2d+10=0

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

2d=-10

d=-10/2

d=-5

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