Предмет: Математика, автор: ksenyaryabchyk

Спростіть вираз -5 (2у - 4а) + 2 (5у + а)

Ответы

Автор ответа: prettypushkova

1

Раскроем скобки и приведём подобные слагаемые:

= -10у + 20а + 10у + 2а = (10у - 10у) + (20а + 2а) = 0 + 22а = 22а

Вiдповiдь: 22а.

Автор ответа: Sophi44

1

Ответ:

-10y+20a+10y+2a=22a

Наверное так

Пошаговое объяснение:

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