3600:[(5x+335):x]=50
(5x+335):x=3600:50
(5x+335):x=72
5x+335=72x
355=72x-5x
355=67x
x=355:67
x=355/67
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3600:[\(\frac{5.x+335}{x}\)] = 50
\(\frac{3600.x}{5.x+335}\)= 50
3600.x = 50.(5.x+335)
3600.x - 250.x = 16750
3350.x = 16750
=> x = 16750 : 3350 = 5
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