解:36×2/3-120%x=6 24-1.2x=6 1.2x=18 x=15 2/7÷4x=5/3÷2/3 2/7÷4x=5/2 2/7=4x*(5/2) 10x=2/7 x=1/35
36×2/3-120%x=624-120%x=6120%x=18x=18/120%x=152/7÷4x=5/3÷2/34x=2/7*2/3*3/54x=4/35x=1/35