五年级下册解方程练习题 320=45+6X X-0.6X=8 x+8.6=9.4 52-2x=15 13÷x =1.3 X+8.3=19.7 15x =30 3x+9=36 7(x-2)=7 3x+9=12 18(x-2)=27 12x=320+4x 5.37+x=7.47 15÷3x=5 30 1.8+2x=6 420-3x=170 3(x+5)=18 0.5x+9=40 6x+3x=36 1.5x+6=3x 5×3-x=8 40-8x=5 x 48-20+5x=31 x+2x+8=80 200-x 70÷x =4 45.6- 3x =1.6 9.8-2x=3.8 ÷x=85 ÷5=21 ÷5=30 1 / 2 5(x+5)=100 x+3x=70 3(x+3)=50 二、提高类方程. 4(4x-1)=3(22-x) 5(x-8)=3x 7x-7=6x+4 (22-x+2=68x 8x-6x+30=12x+15 7(x+2)=5x+60 240 (20-8x)÷3=2x+1 12÷8x=3 8x-15×6=3x-20 (2x-6)=84 ÷(x-7)=30 (6x-40)÷8=5x-821+4x)×2=10x+14 (2x+7)×2=4x+14 2 / 2 7 ( 本文来源:https://www.wddqw.com/doc/d4da601cbc23482fb4daa58da0116c175f0e1e19.html