Question

1.8-n+2.6-1.8+2.6 помогите пожалуйста))

Answer 1

1.8-n+2.6-1.8+2.6=-n+2.6+2.6=-n+5.2   Ответ n=-5.2

Answer 2

-n +2.6 + 2.6 = 5.2 - n

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