SOLUTION: 8t-r=12t

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Question 224019: 8t-r=12t
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
8t-r=12t

Subtrac 8t from each side:
8t-8t-r=12t-8t
-r=4t

Divide both sides by -1:
%28-r%29%2F-1=4t%2F-1
r=-4t

Dr. Robert J. Rapalje