5.) A thermometer is taken from a room where the temperatureis 20 degreesC to th

Question

5.) A thermometer is taken from a room where the temperatureis 20 degreesC to the outdoors where the temperature is5degreesC. After 1 minute the thermometer reads 12 degrees C. Afterhow many minutes will the thermometer read 6 degrees C?
please show steps to solve 5.) A thermometer is taken from a room where the temperatureis 20 degreesC to the outdoors where the temperature is5degreesC. After 1 minute the thermometer reads 12 degrees C. Afterhow many minutes will the thermometer read 6 degrees C?
please show steps to solve

Explanation / Answer

y=20 - xt at t=5 12=20-x5 -8=-5x 8/5 = x whe y=6 6=20-8/5t -14=-8/5t 8.75minutes=8 minutes and 45 seconds

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