Mathematics, 20.04.2021 19:20 jennychrin95
The charge for mailing a first-class letter to Canada using the United States Postal Service is C = 0.31x + 0.38 where C is the charge in dollars and x is the weight of the letter in ounces.
Part A: Find the charge to mail a letter that weighs 6 ounces.
Part B: How many ounces can be mailed for $2.86?
Answers: 2
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The charge for mailing a first-class letter to Canada using the United States Postal Service is C =...
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