Solve the equation and check the solution.
ANSWERS
2015-10-31 15:15:39
r=13 is your answer hope this helps
2015-10-31 15:16:54
r = 13 and to check just replace r with 13 and then solve
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r=13 is your answer hope this helps
r = 13 and to check just replace r with 13 and then solve