19-7d=-2(9d+4)

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Solution for 19-7d=-2(9d+4) equation: 



19-7d=-2(9d+4)

We move all terms to the left:

19-7d-(-2(9d+4))=0



We calculate terms in parentheses: -(-2(9d+4)), so:

-2(9d+4)

We multiply parentheses

-18d-8

Back to the equation:

-(-18d-8)



We get rid of parentheses

-7d+18d+8+19=0

We add all the numbers together, and all the variables

11d+27=0

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

11d=-27

d=-27/11

d=-2+5/11

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