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the temperature at 4 a.m. was -13°f. the temperature was rising at a steady rate of 5°f an hour. At what time will the temperature be 12°f?

the temperature at 4 am was 13f the temperature was rising at a steady rate of 5f an hour At what time will the temperature be 12f class=

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stompintom7
the temp. rose by 25 degrees. divide that by 5 and it equals 5. so, add 5 hours to four o clock and you get 9:00
9:00AM because of the equation 5X+-13=Y where Y=12

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