五年级下册数学解方程240题复习课程

1、 精品资料(0.5+x)+x=9.82x+5.6=9.4x-0.7x=3.691x1.3x+8.3=10.715x318(x-2)=27012x=300-4x7x+5.3=7.43x5=4.82(x+x+0.5)=9.825000+x=6x3200=450+5x+xx-0.8x=630x+25=851.48-2x=66x-12.83=0.06410-3x=17012x-8x=4.83x8167(x-2)=2x+33x+9=277.5x2x=151.2x=81.6精品资料 精品资料3(x+0.5)=21x0.756=9020-9x=1.26.250.1(x+6)=3.30.4(27.5-3.5)

2、x=4x+19.8=25.85.6x=33.60.5x+8=439x-40=56x-3x=18x5+9=217(6.5+x)=87.51.5x+18=3x53-x2=80.273x=0.3548-27+5x=3110.5+x+21=56x+2x+18=78(200-x)5=30(x-140)70=49.8-x=3.875.6x=12.65x+12.5=32.31.8x=0.972精品资料 精品资料5(x+8)=1020.516160.2=4x13 9.25x=0.40316.9x=0.32x+8=1623x-14x=14x+7x=8x+3x+10=705x+15=603.5-5x=223x=1

3、4x149x-3x=66x-8=225x+x=90.37+4x=12.5x14x=653x+0.7=535x803.52= 4.2+x1.8 +6x54x-8=6x261.5= 2x+1094x402x-6=12精品资料 精品资料7x+7=1424x+x=501.2x-8=43x-8=306x+6=123x-3=114-6x=815+6x=275-8x=46x-6=05x+6=112x-8=102.5x-8=43x+7=283x-7=267x+8=159-2x=15x-3x=42x+16=195x+8=194+5x=910-x=89x-x=168x+9=17精品资料 精品资料9+6x=14x-

4、30=126x-21=216x-3=67x-12=8x+9x=4+72x+9=178-4x=65x-2x=189.25x=0.403x0.5=2.6905x801.8-6x546.7x60.36.794x409x=186x-7=124x-18=135x+9=116-2x=11x+4+8=237x-9=8x-56=18-7x=1精品资料 精品资料0.2x0.40.53.7x+8.3=10.712x+8x=4.87(x-2)=4948+2x=36(x-2)3=79-x=39.4x0.4x16.25x 30124x20x-5.6=9.4x0.8=903x8163x+9=272x34x=118x14x

5、=1223 x514=141234x=5691x 1.341-3x=17813x=95.3+7x=7.42214x=12x-0.8x=6精品资料 精品资料x-7.7=2.85x+8.3=19.7153x=55x-3x=6815x 3030x=754x+10=18321=45+6xx-0.6x=83x+9361.8+2x=6420-3x=1803(x+5)=180.5x+9=406x+3x=361.5x+6=3x7(x-2)=73x+9=12x+8.6=9.418(x-2)=2712x=320+4x5.37+x=7.47522x1513x 1.3精品资料 精品资料53-x=89.8-2x=3.8

6、7x31.4x=0.2565(32x)=2.457.5xx=10.240-8x=55(x+5)=100x5=21x+3x=7048-20+5x=31x+2x+8=80200-x5=3070x =43(x+3)=50(1.5x)2=95x2x=1.40.076x3x=65x13.45.2=1.570.4253.5x=6.515x5x16=8015.643.5x=1.15x412=22.5(27.5-3.5)x=445.6- 3x =1.6精品资料 精品资料x+19.8=25.8x1.5-1.25=0.754x-1.36=2.66x+12.8=15.81502+3x=6902x-20=413.2x

7、+9x=33.35.6x=33.63x=x+1009.8-x=3.8x+4.8=7.275.6x=12.65x+12.5=32.33(x+3)=50-x+35x+15=606x+18=483(x+2.1)=10.512x-9x=8.713(x+5)=1692x-97=34.23x+6=182(2.8+x)=10.40.37+4x=12.5(x-3)2=7.5精品资料 精品资料3.4x-48=26.842x+25x=1341.5(x+1.6)=3.610.5x+6.5x=5189x-43x=9.24x-x=48.64.5x-x=282(x-3)=5.85x-45=10065x+7=421.2x-0.5x=6.39x+42.59123.4=2x=56x-5.7=2.154.2 x