解方程 9-x=4.5 73.2-x=52.5 3×(x-4)=46 (8+x) ÷5=15 87-x=22 3.3÷x=0.3 77-x=21.9 7÷x=0.001 39÷x=3 66-x=32.3 8.8÷x=4.4 99-x=61.9 56÷x=5 9÷x=0.03 (x+5) ÷3=16 15÷(x+0.5)=1.5 12x+x=26 x-0.2x=32 -8x=40 12x+8x=40 x+ 0.5x=6 14X-8X=12 12x 1.3x+x=26 56-2X=20 99X=100-X X+3=18 X-6=12 x+32=76 3X+5X=48 4y+2=6 6×5+2X=44 32-22X=10 24-3X=3 20X-50=50 28+6X=88 ×(5+1)=60 3x+6=18 2x-8=8 8 x-3x=105 16+8x=40 4x-3×9=29 x-6×5=42 10X 本文来源:https://www.wddqw.com/doc/562c196a4493daef5ef7ba0d4a7302768f996f71.html