Автор - sabinchik81

9(x-3 1/2×4/7)=0 помогите решить

Ответ

Автор - vlad43589
9(x-31/2*4/7)=0
9(x-31/2*4/7):9=0:9
x-31/2*4/7=0:9
x-31/2*4/7=0
x-31*2/7=0
x-62/7=0
x-62/7+62/7=0+62/7
x=0+62/7
x=62/7

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