cost of a gallon of premium gasoline
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The cost of 11 gallons of regular gasoline and 16 gallons of premium gasoline is $58.55. Premium costs $.20 more per gallon than regular. What is the cost of a gallon of premium gasoline? What is the cost of a gallon of regular gasoline?
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Solution Summary
The cost of a gallon of premium gasoline is determined.
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Hi, here is the solution...
Let x be the cost of 1 gallons of regular gasoline.
Given: Premium costs $.20 more per gallon ...
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