Mathematics
Mathematics, 30.07.2019 16:10, gracye

a truck driver is d(t) = 400 − 70t miles from his destination after driving t hours. he drives at a constant rate.
(a) interpret the ordered pair (4, 120). when the driver has driven , he is incorrect: miles from his destination.
(b) after driving 2 hours, how far is he from his destination? mi
(c) how far did he go in his second hour of driving? mi

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