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How are variable expressions used to represent a quantity?

Anonymous

∙ 12y ago

Updated: 8/20/2019

They are used to represent known and unknown values in equations. Usually x, y, and z are unknown; and a, b, and c are known. But u can use anything to represent anything! It helps to solve for unknowns that you need to figure out!

Wiki User

∙ 12y ago

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