(6x2)x4=6x( ?x4)=? I need explain how to get the answers

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

F(x)=5/6x+3 which of the following is true

The product of (7x-2) and (20-3x)/4. when x=4