3-NOS 13. Roberto and Mia are traveling in the United States. They are buying postage for postcards
to send to their friends in Canada and Mexico. Mia spends $6.10 on postage to send 8
postcards to Mexico and 3 postcards to Canada. Roberto spends $10.90 to send 5 postcards to
Mexico and 12 postcards to Canada. What is the postage rate for the postcards sent to
Mexico?

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