51y-y=100 解方程 85y+1=86 姓名 45x-50=40 2X + 25 = 35 7X +2X = 36 6X+5= 25 25 X-13 X=360 X+37X=76 X×( 16 + 38 )=1296 5X-2.4×5=8 3.6×5- 4 x = 2 23 (x- 4.5) = 138 12.25 x- 0.25x = 24 1.8 x- 0.8x = 16+6 20 x-18.5= 1.5 X+3=18 1.75 X+0.25X=90 69 X-37 X= 96 3X+5X=48 X-6=12 14X-8X=12 6×5+2X=44 20X-50=50 10y×(5+1)=60 28+6X=88 32-22X=10 24-3X=3 m÷0.7=1.2 4y+2=6 3x+6=18 4x-3×9=29 8x-3x=105 16+8x=40 2x-8=8 x-6×5=42 x+19x=10 ×4 12x-9x=9 6x+18=48 56x-50x=30 5x=15 5x+15=65 5x-4=26 78-5x=28 32y-29=3 5x+5=15 89x-9=80 100-20x=20 55x-25x=60 76y-65=11 2y-23=23 4x-20=0 80y+20=100 53x-90=16 2x+9x=11 12y-12=24 80+5x=100 7x-8=6 65x+35=100 19y+y=40 x÷3=6.6+5.6 25-5x=15 79y+y=80 42x+28x=140 3x-1=8 90y-90=90 80y-90=70 78y+2y=160 9-4x=1 24-3x=3 3x+5x=48 65y-30=100 5x+8x=260 51y-y=100 85y+1=86 45x-50=40 3x+5x=48 14x—8x=12 x+18=20 2x-8=8 4y+2=34 3x+6=18 8+6x=38 5x+8x=260 y+5y=96 3x-1=8 20x-50=50 9-4x=1 23y+y=48 3x+5=17 4x-20=8 5x+5=15 2x+3=10 19y+y=40 2x-8=8 4y+2=6 89x-9=80