3/7d=-18

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Solution for 3/7d=-18 equation: 



3/7d=-18

We move all terms to the left:

3/7d-(-18)=0



Domain of the equation: 7d!=0

d!=0/7

d!=0

d∈R



We add all the numbers together, and all the variables

3/7d+18=0

We multiply all the terms by the denominator


18*7d+3=0

Wy multiply elements

126d+3=0

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

126d=-3

d=-3/126

d=-1/42

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