X²-(X-6)(X-2)=68怎么解?

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X²-(X-6)(X-2)=68怎么解?
X²-(X-6)(X-2)=68怎么解?

X²-(X-6)(X-2)=68怎么解?
X²-(X-6)(X-2)=68
X²-(X²-8X+12)=68
8X-12=68
8X=80
X=10