If x is the set of negative numbers and y is the set
of positive numbers, then the union of x and y and
0 is the set of
(a) all real numbers
(b) all integers
(c) all rational numbers
(d) all irrational numbers
(e) all odd integers

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