x + 60％x = 48x-40%x=12x+70%x=34060%x+25=4040%X+25%X=1302/3x-45%x=2.42x/3+75%x=1/624-120%x=18x+20%x=6x-40%x=3.670%X + 20%X = 3.6x – 25%x = 60x+70%x=3425%x-16=24 X - 15%X = 6860 x + 60 × 25% x = 75x-15%x=10.230%x+90=11740%x+21=37x – 60%x = 10（1-25%）X=45x-20%x=282x+20%x=3.3x + 20%x = 360x+50%x=30162.5%-x=15/160.5+50%x=3x + 30%x = 7825%x + 35%x = 6x - 20％x = 3614%x-9.1=0.7x-45%x=11035%x - 25%x = 1140％x - x = 4035%x+x=13.575%x-50=22x + 20％x = 48x - 75％x = 6x-75%x=0.560%+4x=27.6