Find the value of x: \frac{2}{5} (x) + \frac{3}{10} (x) −\frac{3}{5} (x) = 521

RRB RPF SI 5 Jan 2019 Shift 3 Paper

Question : 88 of 120

Marks: +1, -0

Find the value of x:

\;{2}/{5} (x) + \;{3}/{10} (x) −\;{3}/{5} (x) = 521

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