Given the equation of the circle (x – 9)2 + y2 = 484, the center of the circle is located at __________, and its radius has a le
ngth of __________ units. A. (0, 9) and 22 B. (9, 0) and 22 C. (0, 9) and 23 D. (9, 0) and 23
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now, this is pretty much the same as the one before it with Jaime, so I'll do this without much fuss.
recall d = rt.
a = Alfonso's rate
with the wind his speed is a + 5, against it is a - 5, 60 miles with it and 30 miles against it, all in the same time of t hours.