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Mathematics 7 Online
OpenStudy (xxcookiequeenxx):

The variable t represents the temperature at 6 p.m. Which equation would best model the word problem below? The temperature at the summit of Mt. Washington dropped 19°F between 6 p.m. and 10 p.m. The temperature at 10 p.m. was –12°F. What was the temperature at 6 p.m.? A. 12 – 19 = t B. 19 + 12 = t C. t – 19 = –12 D. 19 – t = –12 @joojoe

OpenStudy (xxcookiequeenxx):

@ibrafacts

OpenStudy (xxcookiequeenxx):

C

OpenStudy (nino_jim):

t - 19 = -12

OpenStudy (ibrafacts):

yes its c

OpenStudy (ibrafacts):

At 6 o'clock, the temperature (t) dropped by 19 degrees to give you the temperature at 10 (which was -12)

OpenStudy (ibrafacts):

hope u understand it:)

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