jfoerster jfoerster

06-02-2024
Mathematics

Answered

A service center charges a fee of $x$ dollars for an oil change plus $y$ dollars per quart of oil used. Customer A receives 5 quarts of oil and pays a total of $37.45. Customer B receives 7 quarts of oil and pays a total of $46.45. Find the fee and cost per quart of oil.

Answer :

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