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ʲôʲôʲô6ǰһ

ѡʲôʲôʲô6ӵǰһдʽӦΪ:a-b-c=6,Ϊb+c=a,a-b-c=a-a=06,ԭ޽.,ԭ⴫.

Dz˵Ϊ6,ǵһǵڶӵ.,:һ x,ôڶ x-6, x-12.Ϊ x=(x-6)+(x-12), x=18.ֱ 18,12,6.

18-6-6=6Dz˼

:ֱXY.X+Y=24,X-Y=6 ̵ⷽ:X=15 Y=9

޽.18Ϊ4ĸż.7 9Ϊ,һһż,ʣż.1 2Ϊһһż,1һһż,2ż. ͱżһ һż.Ϊż.

(8+6)2=7 8-7=1 71

ӵ96,{ x+y=9, x-y=6,2x=15,x=7.5,y=1.5,{ x=7.5, y=1.5.ֱ7.51.5.a+b=9, a+c=10,c=b+1,b+d=10, (b+1)-d=6,b=7.5, d=2.5.{ a=1.5, b=7.5, c=8.5, d=2.5.

ӷǻ֮һ,ָϵ,һļ.ӷķΪӺš+.мӷʱԼӺŽ.ѺͷڵȺš=֮. :123֮6,дΪ1+2+3=6.

6666,3333

ǰ,,2=(1368ʮ210)2=15782=789

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