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A sporting goods store is having a 15% off sale on all items. Which functions can be used to find the sale price of an

item that has an original price of X? You may choose more than one correct answer.
y= 85 x
f(x) = 115 x
Sale - Original - 15
f(x)= x - 15 x
Sale - Original - 15(Original)

User IOrlandoni
by
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1 Answer

5 votes

Answer:

y = 0.85x

f(x) = x - 0.15x

All the choices seem to have a missing decimal point.

User Muazhud
by
8.6k points

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