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Mathematics 8 Online
OpenStudy (anonymous):

Math problem A music store manager advertises a 30% off sale. The manager lets x represent the regular price of any CD in the store. What is an expression to represent the sale price of a CD???

OpenStudy (anonymous):

can anyone help me?

jhonyy9 (jhonyy9):

what is your opinion first about ?

OpenStudy (anonymous):

what do you mean?

jhonyy9 (jhonyy9):

what mean advertises a 30% of sale ?

OpenStudy (anonymous):

i don't understand!

OpenStudy (anonymous):

Sale price = 0.7x X is the original value, imagine he were selling CD's at half price then the value would be 0.5x. 30% off means that the CD's are selling for 70% of the original price. Hence 0.7x. Hope this helped

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