Предмет: Математика, автор: sychenko2911

Решите уравнение: 2.6x-0.9=3

sychenko2911: Пожалуйста прошу !!!

Ответы

Автор ответа: jekadva

28

2,6x-0,9=3
2,6x=3+0,9
2,6x=3,9
x=3,9:2,6
x=1,5

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