Предмет: Математика, автор: maksimsviridov1

решите уравнение 0.6(х+7)=0.5(х-3)+6.5

Ответы

Автор ответа: karamelly

0

0.6+х+7=0,5+х-3+6,5
х-х=0,5-3+6,5-0,6-7
0=-3,6
корней уравнения нет

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