-3(d+1)=-(3d-9)

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Solution for -3(d+1)=-(3d-9) equation: 



-3(d+1)=-(3d-9)

We move all terms to the left:

-3(d+1)-(-(3d-9))=0

We multiply parentheses

-3d-(-(3d-9))-3=0



We calculate terms in parentheses: -(-(3d-9)), so:

-(3d-9)

We get rid of parentheses

-3d+9

Back to the equation:

-(-3d+9)



We get rid of parentheses

-3d+3d-9-3=0

We add all the numbers together, and all the variables

-12!=0

There is no solution for this equation

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