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2013-12-16T19:41:51+01:00
(x+ 7/5) 3/11 = 1
3/11 x + 21/55 = 55/55
15/55 x +21/55 = 55/55
15/55 x = (55 - 21)/55
15/55 x = 34/55
x = 55/15 34/55
x = 34/15
x = 2 + 4/15