Автор - mrakova03

Решите уравнения
X+5x=72
51-3*(2x-4)=27

Ответ

Автор - nata1704
X+5x=72. 6x=72. X=72:6. X= 12. 51-3(2x-4)=27. 51-6x+12=27. -6x=27-51-12. -6x=-36. X=36:6. X=6

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