-3d-9=8

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Solution for -3d-9=8 equation: 



-3d-9=8

We move all terms to the left:

-3d-9-(8)=0

We add all the numbers together, and all the variables

-3d-17=0

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

-3d=17

d=17/-3

d=-5+2/3

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