解方程习题 一、解方程 20X-50=50 28+6X=88 32-22X=10 3X+5X=48 24-3X=3 (0.5+X)+X=9.8÷2 14X-8X=12 30÷X+25=85 0.273÷X=0.35 99X=100-X 12X-8X=4.8 56-2X=20 1.4×8-2X=6 X+3=18 X-6=12 7.5×2X=15 4(X-5.6)=1.6 7(6.5+X)=87.5 12X=300-4X 6X-12.8×3=0.06 15X=3 5x+34=3x+54 2(X+X+0.5)=9.8 1.8X=0.972 7x-27=13-3x 7.4-(x-2.1)=6 x+(3-0.5)=12 5(x+3)=35 x+3.7x+2=16.1 14x+3x-1.2x=158 x-13.4+5.2=1.57 0.3÷0.15+25x=12 14x 7x+3×1.4x=0.2×56 5 5x+2x=1.4+0.07 7x÷3=6.3×4 4x×(3-2x)=2.4×5 2x+3×1.4x=0.2×56 +2(5-x)=32 +4(35-x)=94 本文来源:https://www.wddqw.com/doc/cc1ad404edf9aef8941ea76e58fafab069dc447e.html