Set up a system of equations describing the following word problem. A service center charges a fee of x dollars for an oil change plus y dollars per quart of oil used. Customer A's car required6 quarts of oil for a final service bill of $59.95. Customer B's car required 8 quarts of oil for a final scrvice bill of $69.55. Oz+6y 69.55 + 8y 59.65 O 6r + y 69.55 8r+y 59.65 O 6z +y 59.95 8r y 69.55 Oe+ 6y 59.65 I+8y 69.55

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