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Автор - nataliag1984mailru

реши уровнение. (3х-5)(2х+7)=(3х+1)(2х-3)+4

Ответ

Автор - nana1179
6х²+21х-10х-35=6х²-9х+2х-3+4
6х²+21х-10х-35-6х²+9х-2х+3-4=11х+9х-2х-35+3-4=18х-36
18х=36
х=2

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