0.36+5-3/4x=3/5解:0.36+5-0.75x+0.75x=3/5+0.75x 0.75x+0.6-0.6=5.36-0.6 0.75x/0.75=4.76/0.75 x=4.76/0.75
0.36+5-3/5=3/4x4.76=0.75XX=4.76/0.75