|3a+4b-c|+1/3(c-2b)²=0
3a+4b-c=0 且 c-2b=0
c-2b=0
c=2b 代入3a+4b-c=0
3a+4b-2b=0
3a+2b=0
3a=-2b
a=-2/3b
a:b:c=(-2/3b):b:2b
=-2/3:1:2
=-2:3:6
|3a+4b-c|+1/3(c-2b)²=0
3a+4b-c=0 且 c-2b=0
c-2b=0
c=2b 代入3a+4b-c=0
3a+4b-2b=0
3a+2b=0
3a=-2b
a=-2/3b
a:b:c=(-2/3b):b:2b
=-2/3:1:2
=-2:3:6