Mathematics, 27.06.2019 13:30 elizabethburkha

Two cars got an oil change at the same auto shop. the shop charges customers for each quart of oil plus a flat fee for labor. the oil change for one car required 5 quarts of oil and cost $25.50. the oil change for the other car required 7 quarts of oil and cost $30.00. how much is the labor fee and how much is each quart of oil?

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Two cars got an oil change at the same auto shop. the shop charges customers for each quart of oil p...