When Quinn got home, he turned the air conditioner on. QQQ represents the temperature in Quinn's home (in degrees Celsius) after ttt minutes. Q=42-0.7tQ=42−0.7tQ, equals, 42, minus, 0, point, 7, t What was the temperature when Quinn returned home?

Respuesta :

Answer:

The temperature when Quinn returned home was 42° C

Step-by-step explanation:

we have

[tex]Q=42-0.7t[/tex]

where

Q ---> represents the temperature in Quinn's home (in degrees Celsius)

t ----> the time in minutes

we know that

When Quinn got home is for t=0

substitute the value of t in the equation

[tex]Q=42-0.7(0)[/tex]

[tex]Q=42\°\ C[/tex]

therefore

The temperature when Quinn returned home was 42° C

Answer:

42 degrees

Step-by-step explanation:

I can confirm the first answer is correct. i was doing the unit test on khan academy and it said i was right