Предмет: Математика, автор: Аноним

1/2*(5х+2)=7/2*(х-6) Пожалуйста.

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Автор ответа: irakon63
0

1/2*(5х+2)=7/2*(х-6)

5x/2+1=7x/2-21

7x/2-5x/2=1+21

x=22

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