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The ground temperature at an airport is 15 °C. The temperature decreases by 5.8 °C for every increase of 1 kilometer above the ground. What is the temperature outside a plane flying at an altitude of 5 kilometers?

User TompaLompa
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44 because if you use the equation y=mx+b you would plug in 5.8(5)+15 which equals 44
User Shmuli
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