-6(-7d-7)=-7(-6d-6)

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Solution for -6(-7d-7)=-7(-6d-6) equation: 



-6(-7d-7)=-7(-6d-6)

We move all terms to the left:

-6(-7d-7)-(-7(-6d-6))=0

We multiply parentheses

42d-(-7(-6d-6))+42=0



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

-7(-6d-6)

We multiply parentheses

42d+42

Back to the equation:

-(42d+42)



We get rid of parentheses

42d-42d-42+42=0

We add all the numbers together, and all the variables

=0

d=0/1

d=0

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