SOLUTION: 0.3(2r-3)=0.2r+0.9

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Question 57803: 0.3(2r-3)=0.2r+0.9
Answer by faceoff57(108) About Me  (Show Source):
You can put this solution on YOUR website!
0.3(2r-3)=0.2r+0.9
0.6r - 0.9 = 0.2r + 0.9
0.6r - 0.2r = 0.9 + 0.9
0.4r = 1.8
r = 1.8/0.4
r = 4.5