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Mathematics 15 Online
OpenStudy (anonymous):

Any shortcuts to do this math problem? I understand how to do it the long way, but it's extremely inefficient. Attached file below.

OpenStudy (anonymous):

OpenStudy (dan815):

how about this

OpenStudy (dan815):

starting with these 2 pieces of information u could come up with a general formula

OpenStudy (dan815):

|dw:1441235654255:dw|

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