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Mathematics 13 Online
OpenStudy (anonymous):

Identify the variation as direct, inverse, joint or combined. The cost of the number of the same articles purchased varying with the number purchased.

OpenStudy (anonymous):

Help! please!!

OpenStudy (anonymous):

anybody?????

OpenStudy (mathstudent55):

That's a direct variation. If you buy 1 item it costs x, if you by 2 items it costs 2x, etc.

OpenStudy (anonymous):

thank you so much!!!!

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