2d+4d=30

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Solution for 2d+4d=30 equation:



2d+4d=30
We move all terms to the left:
2d+4d-(30)=0
We add all the numbers together, and all the variables
6d-30=0
We move all terms containing d to the left, all other terms to the right
6d=30
d=30/6
d=5

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