Round #7 7) In 2018, the United States Postal Service (USPS) raised its rates for mailing letters. The new charge was $0.50 to m
ail a letter weighing up to 1 oz. and $0.21 for each additional ounce. Which function would determine the cost of sending a letter through the USPS? *
1 answer:
We know that
• The new charge was $0.50 to mail a letter weighing up to 1 ounce, and $0.21 for each additional ounce.
Based on the given information, the expression is
Where <em>x</em> represents additional ounces, and <em>y</em> represents a cost.
<h2>Hence, the function is</h2>
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