You can put this solution on YOUR website!
simplify radical equaton [sic]
8radical6+2radical12+5radical3-radical54
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It's not an equation.
I can tell, there's no equal sign.
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Equations are solved, not simplified, btw.
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If by radical you mean sq root:
8sqrt(6) + 2sqrt(12) + 5sqrt(3) + sqrt(54)
= 8sqrt(6) + 2sqrt(4*3) + 5sqrt(3) + sqrt(9*6)
= 8sqrt(6) + 4sqrt(3) + 5sqrt(3) + 3sqrt(6)
= 11sqrt(6) + 9sqrt(3)