Предмет: Математика, автор: yaistotskay

Очень прошу! Нужна помощь с уравнениями!
1)3(m+1,4)-6,4+0,7=8m-15(m-1,1)
2)5n-1:6=2n-13

Ответы

Автор ответа: moon33

0

1) 3m-8m+15m= 16.5-0.7+6.4-4.2
10m= 18
m= 1.8
3.9=3.9
2) уравнение верно написано? где знак деления? после 1 или после 5n-1

Автор ответа: yaistotskay

0

После 5n-1

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