解方程:2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1     60%x-(x+3)*50%=3要过程.谢谢

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解方程:2(3-y)=5-4(y+5)(2x+1)/6+(x-1)/3=1    60%x-(x+3)*50%=3要过程.谢谢解方程:2(3-y)=5-4(y+5)(2x+1)/6+(x-1)/3=1

解方程:2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1     60%x-(x+3)*50%=3要过程.谢谢
解方程:2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1     60%x-(x+3)*50%=3
要过程.谢谢

解方程:2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1     60%x-(x+3)*50%=3要过程.谢谢
2(3-y)=5-4(y+5) (2x+1)/6+(x-1)/3=1 60%x-(x+3)*50%=3
6-2y=5-4y-20 2x+1+2x-2=6 3x/5-(x+3)/2=3
2y=-21 4x =7 6x-5x-15=30
y=-10.5 x=7/4 x=45

好难,加油啊