3d+9=-2d+7

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



3d+9=-2d+7

We move all terms to the left:

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

We get rid of parentheses

3d+2d-7+9=0

We add all the numbers together, and all the variables

5d+2=0

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

5d=-2

d=-2/5

d=-2/5

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