A=4 B=6设A=2xB=3x C=6xA+B+C=11x=22x=2所以A=4 B=6
设A=2x,则B=3x,c=6x2x+3x+6x=22x=2A=4,B=6
a=2*b/3c=2*ba+b+c=22a=4,b=6a-b=-2
A:B=2:3B:C=1:2=3:6A:B:C=2:3:6A+B+C=22A=4B=6
A:B:C=2:3:6A+B+C=22A=22÷(2+3+6)×2=4B=4÷2×3=6