SOLUTION: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 7 liters of natural oil for every 5 liters of synthetic oil. In order to make 636 liters of Petrol

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 7 liters of natural oil for every 5 liters of synthetic oil. In order to make 636 liters of Petrol      Log On


   

Question 1165785: Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 7 liters of natural oil for every 5 liters of synthetic oil. In order to make 636 liters of Petrol oil, how many liters of natural oil are needed?
Answer by ikleyn(52818) About Me  (Show Source):
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Duplicate.

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https://www.algebra.com/algebra/homework/coordinate/word/Linear_Equations_And_Systems_Word_Problems.faq.question.1165786.html