Предмет: Математика, автор: Аноним

m-n- m=-n
m+n-m+n=0

Ответы

Автор ответа: anmih
0
m-n- m=-n  верно
m+n-m+n=0 неверно
m+n-m+n = 2n
Автор ответа: ranetca2002
0
м-н=-н это верно
м+н+м+н=0 не верноэ

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