3(d-2)=84

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Solution for 3(d-2)=84 equation: 



3(d-2)=84

We move all terms to the left:

3(d-2)-(84)=0

We multiply parentheses

3d-6-84=0

We add all the numbers together, and all the variables

3d-90=0

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

3d=90

d=90/3

d=30

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