Question 17628
{{{x^2-3=2x}}}subtract 2x from both sides and re-arrange terms:
{{{x^2-2x-3=0}}} a quadratic equation that factorises easily to:
(x+1)(x-3)=0
x+1=0
x=-1
x-3=0
x=3
If you do not understand what I've done look at lessons on simplifying
quadratic equations on this site.
Pete