Simplify the ratio 40:28

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

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?