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Qwerty2005124
@Qwerty2005124
July 2022
2
4
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Упростите выражение:
49а + 21а + 30
Заранее спасибо
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GreyElephant
49а + 21а + 30=70а +30
14 votes
Thanks 16
ALIUSHA111
49а+21а+30=(49+21)+30=70а+30
19 votes
Thanks 20
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