What room has no doors What does not ask questions but is always answered

Must answer BOTH!!! To get brainliest and 100 points

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

How do i do this activity, is appreciated

4. a single woman uses an online cash flow calculator which reveals a cash flow of 203. what does this mean?