-3=3(d-15)

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Solution for -3=3(d-15) equation: 



-3=3(d-15)

We move all terms to the left:

-3-(3(d-15))=0



We calculate terms in parentheses: -(3(d-15)), so:

3(d-15)

We multiply parentheses

3d-45

Back to the equation:

-(3d-45)



We get rid of parentheses

-3d+45-3=0

We add all the numbers together, and all the variables

-3d+42=0

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

-3d=-42

d=-42/-3

d=+14

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