Предмет: Алгебра, автор: kirdin2015

Решить систему:
{6x+5y= -8
{7x+7y=2

Ответы

Автор ответа: tanya2512

0

Х=2/7-у, 6(2/7-у)+5у=-8; У=12/7+8=68/7= 9 5/7; Х=2/7-68/7=-66/7=-9 3/7

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