2d-9=-2

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Solution for 2d-9=-2 equation: 



2d-9=-2

We move all terms to the left:

2d-9-(-2)=0

We add all the numbers together, and all the variables

2d-7=0

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

2d=7

d=7/2

d=3+1/2

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