If xx+yx+y+z2x3x+2y4x+3y+2z3x6x+3y10x+6y+3z=64, then the real value of x is ________ .
Δ=x1x+yx+y+z23x+2y4x+3y+2z36x+3y10x+6y+3z=x211x+y234x+3y3610x+6yC3→C3−zC1,C2→C2−yC1=x31112343610C3→C3−yC2=x3(6−8+3)=64x3=64 or x=4