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Mathematics 16 Online
OpenStudy (anonymous):

Jeans are on sale for 20% off the regular price. Which function would give you the total cost for purchasing a pair of jeans that costs x dollars? f(x) = 0.2x f(x) = 0.2x - x f(x) = x - 0.2x

OpenStudy (anonymous):

\[f(x) = x - 0.2x\] more succinctly written by combining like terms as \[f(x)=.8x\]

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