Answers

2016-04-24T02:31:16+05:30
In question there are no parentheses, so actions are performed one after the other:
3-\frac{\sqrt5}3+2\sqrt5=a\sqrt5-\frac{19}{11}\\a\sqrt5=\frac{(6-1)\sqrt5}{3}+\frac{33+19}{11}\\a=\frac53+\frac{52}{11\sqrt5}=\frac53+\frac{52\sqrt5}{55}
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