Answer:
100/x+6=20/x-6
100x-600=20x+120
80x=720
x=9 miles an hour as the rowing teams' rate in still water
Answer:
(x+2, y-6)
answer C
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
The answer is 7, 2(7x5) + 2(4x7) + 2(5x4) = 166
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