Ответ:
а) \(x-\dfrac14=7\dfrac13-3\dfrac1{12}=\dfrac{22}{3}-\dfrac{37}{12}=\dfrac{51}{12}=\dfrac{17}{4}\).
\(x=\dfrac{17}{4}+\dfrac14=\dfrac{18}{4}=\dfrac92=4\dfrac12\).
Ответ: а) \(x=4\dfrac12\).
а) \(x-\dfrac14=7\dfrac13-3\dfrac1{12}=\dfrac{22}{3}-\dfrac{37}{12}=\dfrac{51}{12}=\dfrac{17}{4}\).
\(x=\dfrac{17}{4}+\dfrac14=\dfrac{18}{4}=\dfrac92=4\dfrac12\).
Ответ: а) \(x=4\dfrac12\).