Вопрос:

Реши уравнение: b+5 9/10=7 5/12.

Ответ:

\[b + 5\frac{9}{10} = 7\frac{5}{12}\]

\[b = 7\frac{5^{\backslash 5}}{12} - 5\frac{9^{\backslash 6}}{10}\]

\[b = 7\frac{25}{60} - 5\frac{54}{60}\]

\[b = 6\frac{85}{60} - 5\frac{54}{60}\]

\[b = 1\frac{85 - 54}{60}\]

\[b = 1\frac{31}{60}\]

\[Ответ:b = 1\frac{31}{60}.\]


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