Abus with kids and a truck with their bags started moving from the school to the camp at the same time. the speed of the bus was 60 mph. the speed of the truck was 45 mph. it took kids 3 hours to reach the camp. how long did they have to wait for their bags?

Solve for x, y, and z. show all steps.

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).

Is this a polynomial function? i need to know asap