SOLUTION: If you give a salesperson $20 for a purchase and recieve change. Use your function to find function to find the amount of change from a $4.50 purchase.

SOLUTION: If you give a salesperson $20 for a purchase and recieve change. Use your function to find function to find the amount of change from a $4.50 purchase.

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Question 410654: If you give a salesperson $20 for a purchase and recieve change. Use your function to find function to find the amount of change from a $4.50 purchase.
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
If the amount of change is given by C = 20 - p, then from a $4.50 purchase you would get C = 20 - 4.50 = $15.50 in change.
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