x÷1.5 - 1.25 = 0.75
解:方程两边同时乘以1.5,得:
x-1.875=1.125
移项,得:
x=1.125+1.875
合并同类项,得:
x=3。
解:x/1.5 - 1.25 = 0.75
移项,x/1.5 = 0.75+1.25 = 2
系数归一,x = 2*1.5 = 3
方程的解, x=3
x/1.5-1.25=0.75
x/1.5=0.75+1.25
x/1.5=2
x=3
x/1.5-1.25=0.75
x/1.5=0.75+1.25
x=3
x÷1.5-1.25=0.75
x÷1.5=0.75+1.25=2
x=2×1.5=3