At noon 4

At noon, the temperature was 9ºC. Between noon and 11:00 p.m., it rose by 8ºC, fell by 4ºC, rose by 3ºC, and then fell by 8ºC. What was the temperature at 11:00 p.m.?

Correct answer:

t2 =  8 °C

Step-by-step explanation:

t1=9 °C  t2=t1+84+38=9+84+38=8°C

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