Предмет: Математика, автор: ABCDEF124

Срочно!!!! Дам 30 баллов

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Автор ответа: zhanna20022002
0
1)3x=15
x=15:3
x=5
2)4x-2=14
4x=14+2
4x=16
x=4
Автор ответа: qosimova06
0

Ответ:

1. А=5 б=4 в=4 г=6

2.а=4 б=-4 в=4 г=-2

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