The cost of producing n toys at a factory is given by the polynomial 5n2 + 3n + 12. The cost of packaging is 3n2 + 5n + 4. Which expression describes the total cost of producing
and packaging n toys?
A 15n2 + 15n + 48
B 8n2+ 8n + 16
C 8n2 + 15n + 48
D 15n2 + 15n + 16

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 - 2xdesmond 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