4.6x-x=4.32检验
4.6x-x=4.323.6x=4.32x=1.2检验:把x=1.2代入原方程,左边=4.6×1.2-1.2=4.32右边=4.32左边=右边所以,x=1.2是原方程的解解:3.6x=4.32x=4.32÷3.6x=1.2检验4.6×1.2
4.6x-x=4.323.6x=4.32x=1.2检验:把x=1.2代入原方程,左边=4.6×1.2-1.2=4.32右边=4.32左边=右边所以,x=1.2是原方程的解解:3.6x=4.32x=4.32÷3.6x=1.2检验4.6×1.2