解三元一次方程组,100分悬赏,限时1小时1.x+2y=5y-3z=-74z+x=132.x:y:z=4:2:32x+3y-5z=-23.三分之x=四分之y=五分之zx+y+z=24要写,把什么什么代入什么
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![解三元一次方程组,100分悬赏,限时1小时1.x+2y=5y-3z=-74z+x=132.x:y:z=4:2:32x+3y-5z=-23.三分之x=四分之y=五分之zx+y+z=24要写,把什么什么代入什么](/uploads/image/z/7631355-3-5.jpg?t=%E8%A7%A3%E4%B8%89%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E7%BB%84%2C100%E5%88%86%E6%82%AC%E8%B5%8F%2C%E9%99%90%E6%97%B61%E5%B0%8F%E6%97%B61.x%2B2y%3D5y-3z%3D-74z%2Bx%3D132.x%3Ay%3Az%3D4%3A2%3A32x%2B3y-5z%3D-23.%E4%B8%89%E5%88%86%E4%B9%8Bx%3D%E5%9B%9B%E5%88%86%E4%B9%8By%3D%E4%BA%94%E5%88%86%E4%B9%8Bzx%2By%2Bz%3D24%E8%A6%81%E5%86%99%EF%BC%8C%E6%8A%8A%E4%BB%80%E4%B9%88%E4%BB%80%E4%B9%88%E4%BB%A3%E5%85%A5%E4%BB%80%E4%B9%88)
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