Tìm giá trị x, biết: ​\(\frac{8}{{23}} \cdot \frac{{46}}{{24}} - x = \frac{1}{3}\)

Câu hỏi :

Tìm x, biết: \(\frac{8}{{23}} \cdot \frac{{46}}{{24}} - x = \frac{1}{3}\)

A.  \(x = \frac{1}{4}\)

B. 1

C.  \(x = \frac{1}{2}\)

D.  \(x = \frac{1}{3}\)

* Đáp án

D

* Hướng dẫn giải

Ta có:

 \(\frac{8}{{23}} \cdot \frac{{46}}{{24}} - x = \frac{1}{3}\)

\(\begin{array}{l} x = \frac{8}{{23}}.\frac{{46}}{{24}} - \frac{1}{3}\\ x = \frac{2}{3} - \frac{1}{3}\\ x = \frac{1}{3} \end{array}\)

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