Предмет: Математика, автор: a84352714

43-b=4+7 решите уровнение

Ответы

Автор ответа: auzansapargali

0

Ответ:

b=15

Пошаговое объяснение:

43-b=4*7

43-b=28

b=28-43-b

-b=-15

b=15

Автор ответа: ponomarenko11v81

0

43-b=4+7

43-b=11

b=43-11

b=32

43-32=4+7

. 11=11

Ответ :b

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