If you guys help me with this ill make a free coin giveaway soon. with 40 points. (Making a part two btw. check my account for it.)

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

If i have one apple and give you the apple, how many apples do i have?

The function show two sisters' savings account and the rate at which they plan to deposit money