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 May 19th, 2015, 10:18 AM #1 Senior Member   Joined: Jan 2015 From: London Posts: 108 Thanks: 2 QUICK Factorising Would you work out x^2-3x=0 the same as x^2-3x Just wondering Thanks.
 May 19th, 2015, 10:52 AM #2 Math Team     Joined: Jul 2011 From: Texas Posts: 3,016 Thanks: 1600 x^2 - 3x = 0 x(x-3) = 0 x = 0 , x = 3 Thanks from jamesbrown
May 19th, 2015, 11:45 AM   #3
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Quote:
 Originally Posted by jamesbrown Would you work out x^2-3x=0 the same as x^2-3x Just wondering Thanks.
In order to be solvable, you need an equation (or in some cases an inequality), which means something with an =. x^2-3x can be factored, but because there is no equal sign you can't solve for x. x^2-3x=0 can be solved and that was already posted.

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