SOLUTION: Solve equations with integers: -2(4r - 21) = -78

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Question 914167: Solve equations with integers:
-2(4r - 21) = -78
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
-2(4r - 21) = -78
(4r - 21) = 39
4r = 60
r = 15