A non toxic furniture polish can be made by combining vinegar and oil. The amount of oil should be five times the amount of vine
gar. How much of each ingredient is needed in order to make 27 oz of furniture polish?
1 answer:
There should be 4.5 oz of vinegar and 22.5 oz of oil
-5x+y=0
x+y=27
-6x=-27
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Is this a joke?
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