-7-7+2d=3d-9

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Solution for -7-7+2d=3d-9 equation: 



-7-7+2d=3d-9

We move all terms to the left:

-7-7+2d-(3d-9)=0

We add all the numbers together, and all the variables

2d-(3d-9)-14=0

We get rid of parentheses

2d-3d+9-14=0

We add all the numbers together, and all the variables

-1d-5=0

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

-d=5

d=5/-1

d=-5

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