6. All of the points in the picture are on the same line. a. Find the slope of the line. Explain or
show your reasoning.
b. Write an equation for the line.
c. Find the values for and . Explain or show your reasoning.
d. What is the -coordinate when ? Explain or show your reasoning.

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