November 2021 0 16 Report
№1 Упростите выражение:
1,2·5х=
-3у·1/3-одна треть=
-12·(-х)·у=
25ах·(-4)=
№2
Приведи подобные слагаемые:
5а+х-5а+х=
6а-а-9m+6m-3=
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