Ответ:
1.5) 2c-(9-5,1c) = 2c-9+10,2c = 12,2c-9
6)-5с+(13-6с) = -5c +13 -6c = -11c +13
2.5)4х+2(0.5х+3)=4х+1х+6=5х+6
6)6х-3(х-7)=6х-3х-21=3х-21
Пошаговое объяснение:
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Ответ:
1.5) 2c-(9-5,1c) = 2c-9+10,2c = 12,2c-9
6)-5с+(13-6с) = -5c +13 -6c = -11c +13
2.5)4х+2(0.5х+3)=4х+1х+6=5х+6
6)6х-3(х-7)=6х-3х-21=3х-21
Пошаговое объяснение:
-5c+(13-6c)=-5c+13-6c=-11c+13
4x+2(0,5x+3)=4x+x+6=5x+6
6x-3(x-7)=6x-3x+21=3x+21