The temperarture

The temperarture is 0 degrees. It drops 5 degrees after 1 hour and then drops 3 degrees more the next hour. What is the temperature after 6 hours?

Correct result:

t =  -20 °C

Solution:

t=0−5−3⋅ 5=−20∘Ct=0 - 5 - 3 \cdot \ 5=-20 ^\circ \text{C}

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