Предмет: Алгебра, автор: Аноним

Решите систему
1)4x-3y=-1
x-5y=4
2)2x+3y=1
6x-2y=14
3)x-4y=-1
3x-y=8

Ответы

Автор ответа: пика23

0

x=4+5y 4(4+5y)-3y=-1
16+20y-3y=-1
17y=15
y=15/17

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