-28=-6(7d+3)

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Solution for -28=-6(7d+3) equation: 



-28=-6(7d+3)

We move all terms to the left:

-28-(-6(7d+3))=0



We calculate terms in parentheses: -(-6(7d+3)), so:

-6(7d+3)

We multiply parentheses

-42d-18

Back to the equation:

-(-42d-18)



We get rid of parentheses

42d+18-28=0

We add all the numbers together, and all the variables

42d-10=0

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

42d=10

d=10/42

d=5/21

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