2d+12=d+3

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Solution for 2d+12=d+3 equation: 



2d+12=d+3

We move all terms to the left:

2d+12-(d+3)=0

We get rid of parentheses

2d-d-3+12=0

We add all the numbers together, and all the variables

d+9=0

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

d=-9

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