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yanayanasavel
@yanayanasavel
June 2022
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Упростите выражение:
а) -2х+3х-5х
б) 2а-5-а+4
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Zzuza
А) х*(-2+3-5) = х*(-4)= - 4х
б) (2а-а) + (-5+4)=(2-1)*а + (-1) = 1*а+(-1) = а - 1
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Answers & Comments
б) (2а-а) + (-5+4)=(2-1)*а + (-1) = 1*а+(-1) = а - 1