解：x-1.2=1.6×0.2 x-1.2=0.32 x=0.32+1.2 x=1.52
x-1.2=1.6✘0.2x=0.32+1.2x=1.52
x-1.2＝1.6*0.2x＝0.32+1.2＝1.52
x=1.52
