Exemplar problems V — task. Mathematics CBSE, Class 10.

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If \(2x + y = 23\) and \(4x - y = 19\), find the values of \(5y - 2x\) and \(\frac{y}{x} - 2\).

Answer:

\(5y - 2x =\)

\(\frac{y}{x} - 2 =\)

\frac{i}{i}

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39. Exemplar problems V