4【2x-1】-【10x+1】=3【2x+1]12 x+3\4-2-3x\8=5\2 1\5X=[82-x]\4+2

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4【2x-1】-【10x+1】=3【2x+1]12 x+3\4-2-3x\8=5\2 1\5X=[82-x]\4+2
4【2x-1】-【10x+1】=3【2x+1]12 x+3\4-2-3x\8=5\2 1\5X=[82-x]\4+2

4【2x-1】-【10x+1】=3【2x+1]12 x+3\4-2-3x\8=5\2 1\5X=[82-x]\4+2
4【2x-1】-【10x+1】=3
8x-4-10x-1=3
10x-8x=-4-1-3
2x=-8
x=-4
(x+3)\4-(2-3x)\8=5\2 两边乘8
2x+6-2+3x=20
3x+2x=20-6+2
5x=16
x=3.2
1\5X=[82-x]\4+2 两边乘20
4x=410-5x+40
5x+4x=410+40
9x=450
x=50

4【2x-1】-【10x+1】=3
8x-4-10x-1=3
10x-8x=-4-1-3
2x=-8
x=-4
(x+3)\4-(2-3x)\8=5\2 两边乘8
2x+6-2+3x=20
3x+2x=20-6+2
5x=16
x=3.2
1\5X=[82-x]\4+2
4x=410-5x+40
9x=450
x=50

4[2x-1]-[10x+1]=3
8x-4-10x-1=3
10x-8x=-4-1-3
x=-4
(x+3)/4-(2-3x)/8=5/2 两边乘8
2x+6-2+3x=20
3x+2x=20-6+2
x=3.2
1/5X=[82-x]/4+2
4x=410-5x+40
x=50

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