If the temperature in Anchorage, Alaska at
6pm was 4°C, and the temperature at 4am
the next morning was -22°C, what was the
average temperature change per hour during
that time (from 6pm to 4 am)?

Pl this is due by tonight and it makes no sense

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Which of the following is true for the relation f(x)=2x^2+1

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).