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Mathematics 17 Online
OpenStudy (anonymous):

|2x - 2y| + |2y - 2x| =?

OpenStudy (zzr0ck3r):

|a-b|=|b-a|

OpenStudy (anonymous):

method and answer please?

OpenStudy (zzr0ck3r):

well if \(|a-b| = |b-a|\) then \(|a-b|+|b-a| = |a-b|+|a-b|=a|a-b|\)

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