Предмет: Математика, автор: dianaesayan9

упростите выражение и найдите его значение 4*(4х-7у)-6*(4х+3у), если х=0,3; у=-0,2
прогу срочно​

Ответы

Автор ответа: Svita14
0

Ответ:

4*(4х-7у)-6*(4х+3у)=16х-28у-24х-18у=16х-24х-28у-18у= -8х-46у

Если х=0,3, у= -0,2, то -8*0,3-46*(-0,2)= -2,4+9,2=6,8

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