Предмет: Математика, автор: zheniatikhonenko

1,2(x + 4)-2,8 = 9,2.

Ответы

Автор ответа: kalinurdaulet12

5

1,2x+4,8-2,8=9,2
1,2x+4,8=12
1,2x=7,2
x=6

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