How do I solve this problem?

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

What is the value of f(x) = 2.2 for f(-2)?

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?