<PRE><B>Question 60107</B>
X^2-8X=33
X^2-8X+16=33+16
(X-4)(X-4)=49
X-4=7
X=7+4
X=11
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X^2-8X+40=0
X^2-8X=-40
X^2-8X+16=-40+16
(X-4)(X-4)=-24
X-4=2SQRT6</PRE>