SOLUTION: 3d=18-3d d=6

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Question 306416: 3d=18-3d d=6
Found 2 solutions by JBarnum, fluffy78:
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
add 3d to both sides
6d=18 divide by 6
d=3

Answer by fluffy78(1) About Me  (Show Source):