解下列方程,注意:要步骤 x/2-3x-1/3=1 4x-3(20-x)=6x-7(9-x) 1/2(x-1/2(x-1)=2/3x-1 3/2(2/3(x/4-1)-2)-解下列方程,注意:要步骤x/2-3x-1/3=14x-3(20-x)=6x-7(9-x)1/2(x-1/2(x-1)=2/3x-13/2(2/3(x/4-1)-2)-x=2x-2/4=1-4-3x/6x/0.7-0.17-2x/0.03=
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![解下列方程,注意:要步骤 x/2-3x-1/3=1 4x-3(20-x)=6x-7(9-x) 1/2(x-1/2(x-1)=2/3x-1 3/2(2/3(x/4-1)-2)-解下列方程,注意:要步骤x/2-3x-1/3=14x-3(20-x)=6x-7(9-x)1/2(x-1/2(x-1)=2/3x-13/2(2/3(x/4-1)-2)-x=2x-2/4=1-4-3x/6x/0.7-0.17-2x/0.03=](/uploads/image/z/404419-67-9.jpg?t=%E8%A7%A3%E4%B8%8B%E5%88%97%E6%96%B9%E7%A8%8B%2C%E6%B3%A8%E6%84%8F%EF%BC%9A%E8%A6%81%E6%AD%A5%E9%AA%A4+x%2F2-3x-1%2F3%3D1+4x-3%2820-x%29%3D6x-7%289-x%29+1%2F2%28x-1%2F2%28x-1%29%3D2%2F3x-1+3%2F2%282%2F3%28x%2F4-1%29-2%29-%E8%A7%A3%E4%B8%8B%E5%88%97%E6%96%B9%E7%A8%8B%2C%E6%B3%A8%E6%84%8F%EF%BC%9A%E8%A6%81%E6%AD%A5%E9%AA%A4x%2F2-3x-1%2F3%3D14x-3%2820-x%29%3D6x-7%289-x%291%2F2%28x-1%2F2%28x-1%29%3D2%2F3x-13%2F2%282%2F3%28x%2F4-1%29-2%29-x%3D2x-2%2F4%3D1-4-3x%2F6x%2F0.7-0.17-2x%2F0.03%3D)
解下列方程,注意:要步骤 x/2-3x-1/3=1 4x-3(20-x)=6x-7(9-x) 1/2(x-1/2(x-1)=2/3x-1 3/2(2/3(x/4-1)-2)-解下列方程,注意:要步骤x/2-3x-1/3=14x-3(20-x)=6x-7(9-x)1/2(x-1/2(x-1)=2/3x-13/2(2/3(x/4-1)-2)-x=2x-2/4=1-4-3x/6x/0.7-0.17-2x/0.03=
解下列方程,注意:要步骤 x/2-3x-1/3=1 4x-3(20-x)=6x-7(9-x) 1/2(x-1/2(x-1)=2/3x-1 3/2(2/3(x/4-1)-2)-
解下列方程,注意:要步骤
x/2-3x-1/3=1
4x-3(20-x)=6x-7(9-x)
1/2(x-1/2(x-1)=2/3x-1
3/2(2/3(x/4-1)-2)-x=2
x-2/4=1-4-3x/6
x/0.7-0.17-2x/0.03=1
急!
解下列方程,注意:要步骤 x/2-3x-1/3=1 4x-3(20-x)=6x-7(9-x) 1/2(x-1/2(x-1)=2/3x-1 3/2(2/3(x/4-1)-2)-解下列方程,注意:要步骤x/2-3x-1/3=14x-3(20-x)=6x-7(9-x)1/2(x-1/2(x-1)=2/3x-13/2(2/3(x/4-1)-2)-x=2x-2/4=1-4-3x/6x/0.7-0.17-2x/0.03=
x/2-3x-1/3=1
-5/2x=4/3
x=-8/15
4x-3(20-x)=6x-7(9-x)
7x-60=15x-63
8x=3
x=3/8
1/2(x-1/2(x-1))=2/3x-1
1/4x+1/4=2/3x-1
5/12x=2
x=5/24
3/2(2/3(x/4-1)-2)-x=2
-3/4x-2=2
x=-16/3
x/0.7-0.17-2x/0.03=1
10/7x-17/100-200/3x=1
-1370/21x=83/100
x=-1743/137000