2d-1=3d+9

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Solution for 2d-1=3d+9 equation: 



2d-1=3d+9

We move all terms to the left:

2d-1-(3d+9)=0

We get rid of parentheses

2d-3d-9-1=0

We add all the numbers together, and all the variables

-1d-10=0

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

-d=10

d=10/-1

d=-10

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