Предмет: Математика, автор: milasuper1999

Помогите!
В цехе 9 рабочих на 5 днях задания выполнял 3/7. Остальное задание, чтобы выполнять на 4 днях, сколько работники должны быть приняты в цехе?

Ответы

Автор ответа: DianaKM
0
Допусти, что разность = х,
Тогда уменьшаемое = х+3
а вычитаемое = х-4.
А уменьшаемое - вычитаемое = разность, тогда
(х+3) - (х-4) = х
х+3-х+4=х
х=7
milasuper1999: как? я не понял
DianaKM: Ой простите, у меня видно задание перескочило, я не усмотрела
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