Предмет: Алгебра, автор: ЕдИнОрОг676

найдите координаты точек пересечения графиков функций:1)у=-6х+1 и у=5х+9; 2)у=-17+3,4х и у=-1,2х+69; 3)у=21-9х и у=-2,5х+8; 4)у=16,2+8х и у=-0,8х+7,4

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Автор ответа: ВладимирБ

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