1/4d-7=-2

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Solution for 1/4d-7=-2 equation: 



1/4d-7=-2

We move all terms to the left:

1/4d-7-(-2)=0



Domain of the equation: 4d!=0

d!=0/4

d!=0

d∈R



We add all the numbers together, and all the variables

1/4d-5=0

We multiply all the terms by the denominator


-5*4d+1=0

Wy multiply elements

-20d+1=0

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

-20d=-1

d=-1/-20

d=1/20

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