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OpenStudy (anonymous):
The total cost of a plane ride, C, is given below as a function of the time flown, m, in minutes. C = $31.00 + $1.80m If a customer spends $490.00 on a plane ride, how many minutes does the ride last? A. 255 B. 272 C. 425 D. 289
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OpenStudy (anonymous):
just subtract 31 from 490 which gives you 459 then divide 459 by 1.80 your answer is A. 255
OpenStudy (anonymous):
Thanks @jm_96
OpenStudy (anonymous):
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