X÷60-X÷100=8
去分母 两边同乘以300得 5X-3X=2400
合并同类型 2X=2400
系数化为1 X=1200
X÷60-X÷100=8
x/60-x/100=8
方程两边乘以300
5x-3x=2400
2x=2400
x=1200
两边乘300
5x-3x=2400
2x=2400
x=2400÷2
x=1200
600 x ( X/60 - X/100) = 600 x 8
10X - 6X = 600 x 8
4X = 600 x 8
X = 600 x 8 /4 = 1200
X÷60-X÷100=8
5x-3x=2400
2x=2400
x=1200