(-2d)-1.7=-3.9

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Solution for (-2d)-1.7=-3.9 equation: 



(-2d)-1.7=-3.9

We move all terms to the left:

(-2d)-1.7-(-3.9)=0

We add all the numbers together, and all the variables

(-2d)+2.2=0

We get rid of parentheses

-2d+2.2=0

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

-2d=-2.2

d=-2.2/-2

d=1+0.2/2

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