18+2d=3D

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Solution for 18+2d=3D equation:



18+2d=3
We move all terms to the left:
18+2d-(3)=0
We add all the numbers together, and all the variables
2d+15=0
We move all terms containing d to the left, all other terms to the right
2d=-15
d=-15/2
d=-7+1/2

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