SOLUTION: 0.4r-1.2=0.3r+0.6

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Question 17934: 0.4r-1.2=0.3r+0.6
Answer by kikerkins(17) About Me  (Show Source):
You can put this solution on YOUR website!
0.4r-1.2=0.3r+0.6
subtract.6 from -1.2
.4r-1.8=.3r
now subtract.4r from .3r
-1.8=-1r
Divide -1.8 by a -1 and get
1.8=R