来自黄坤武的问题
解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8
解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8
解方程6*9-8.5x=37
23.46-3x=4.6
4x+0.5x=4.5*0.8


解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8
解方程6*9-8.5x=3723.46-3x=4.64x+0.5x=4.5*0.8
解方程6*9-8.5x=37
23.46-3x=4.6
4x+0.5x=4.5*0.8
6*9-8.5x=37
54-8.5x=37
8.5x=54-37
8.5x=17
x=0.2
23.46-3x=4.6
3x=23.46-4.6
3x=18.86
x=6.287
4x+0.5x=4.5*0.8
4.5x=4.5x0.8
x=0.8