7(d+8)=84

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Solution for 7(d+8)=84 equation: 



7(d+8)=84

We move all terms to the left:

7(d+8)-(84)=0

We multiply parentheses

7d+56-84=0

We add all the numbers together, and all the variables

7d-28=0

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

7d=28

d=28/7

d=4

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