SOLUTION: (r/2)-2<4

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Question 105360: (r/2)-2<4
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
R/2-2<4 ADD 2 TO BOTH SIDES
R/2<4+2
R/2<6 NOW CROSS MULTIPLY.
R<12 ANSWER.
PROOF
LET R=11
11/2-2<4
5.5-2<4
3.5<4