The morning

The temperature rose 9 degrees from 10:00 AM to noon. By 3:00 PM, the temperature had doubled. From 3:00 PM to 6:00 PM, the temperature rose 4 degrees to 96 degrees. What was the temperature at 10:00 AM that morning?

Correct answer:

t =  37 °F

Step-by-step explanation:

2 (t+9)+4=96  2t=74  t=274=37=37°F  t=37   Verifying Solution:  t1=t+9=37+9=46 °F t2=2 t1=2 46=92 °F t3=t2+4=92+4=96 °F

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