x-3[(5x-1)/6-(4x+1)/3]=2(x+2)
x-(5x-1)/2+4x+1=2x+4
方程两边乘以2,得
2x-(5x-1)+8x+2=4x+8
去括号,得
2x-5x+1+8x+2=4x+8
移项,合并同类项得
(2-5+8-4)x=8-1-2
解得 x=5
x-3[(5x-1)/6-(4x+1)/3]=2(x+2)
x-(5x-1)/2+4x+1=2x+4
方程两边乘以2,得
2x-(5x-1)+8x+2=4x+8
去括号,得
2x-5x+1+8x+2=4x+8
移项,合并同类项得
(2-5+8-4)x=8-1-2
解得 x=5