d-10-2d+7=8+10-3d

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Solution for d-10-2d+7=8+10-3d equation: 



d-10-2d+7=8+10-3d

We move all terms to the left:

d-10-2d+7-(8+10-3d)=0

We add all the numbers together, and all the variables

d-2d-(-3d+18)-10+7=0

We add all the numbers together, and all the variables

-1d-(-3d+18)-3=0

We get rid of parentheses

-1d+3d-18-3=0

We add all the numbers together, and all the variables

2d-21=0

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

2d=21

d=21/2

d=10+1/2

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