300道解方程题（常用）

1、(0.5+x)+x=9.822(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.5*2X=151.2x=81.6x+5.6=9.4x-0.7x=3.691x1.3X+8.3=10.715x33x8167(x-2)=2x+3300 道解方程题3x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x5=4.830 x+25=851.48-2x=66x-12.83=0.06410-3x=1703(x+0.5)=210.5x+8=436x-3x=181.5x+18=3x53-x2=80.273x=0.355(x+5)

2、=100 x+3x=703(x+3)=501.8x=0.972x0.756=909x-40=5x5+9=2148-27+5x=3110.5+x+21=56x+2x+18=78(200-x)5=30(x-140)70=40.1(x+6)=3.30.44(x-5.6)=1.6(27.5-3.5)x=44(x-5.6)=1.6(27.5-3.5)x=4x+19.8=25.85.6x=33.69.8-x=3.875.6x=12.65x+12.5=32.35(x+8)=102x+3x+10=703(x+3)=50-x+35x+15=603.5-5x=20.37+4x=12.5x1.5-1.25=0.75

3、4x-1.36=2.6300 道解方程题20-9x=1.26.256x+12.8=15.81502+3x=6902x-20=43x+6=182(2.8+x)=10.4(x-3)2=7.513.2x+9x=33.33x=x+100 x+4.8=7.26x+18=483(x+2.1)=10.512x-9x=8.713(x+5)=1692x-97=34.23.4x-48=26.842x+25x=1341.5(x+1.6)=3.62(x-3)=5.865x+7=429x+42.5914.2 x+2.5x13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.32

4、3.4=2x=564x-x=48.64.5x-x=28X-5.7=2.1515 5X-2X=183X+0.7=53.52= 4.2+x261.5= 2x+100.516 160.2=4x13 9.25X=0.40316.9X=0. 323x=14x14x14x=6535x801.8 +6x546.7x60.36.794x402x+8=1623x-14x=14300 道解方程题x+7x=89x-3x=66x-8=45x+x=9x-8=6x4/5x=202x-6=127x+7=146x-6=05x+6=112x-8=101/2x-8=4x-5/6=73x+7=283x-7=269x-x=1624x

5、+x=506/7x-8=43x-8=306x+6=123x-3=15x-3x=42x+16=195x+8=1914-6x=815+6x=275-8x=47x+8=159-2x=14+5x=910-x=88x+9=179+6x=14x+9x=4+72x+9=178-4x=66x-7=127x-9=8x-56=18-7x=1x-30=126x-21=216x-3=69x=184x-18=13300 道解方程题5x+9=116-2x=11x+4+8=237x-12=8X-5.7=2.1515 5X-2X=183X 0.7=53.52= 4.2 x261.5= 2x0.516 160.2=4x9.25

6、X=0.40316.9X=0.3X0.5=2.635x801.8-6x546.7x60.36.794x400.2x0.40.53.79.4x0.4x16.2124x201/3x5/6x1.412x34x=118x14x=1223 x514=141234x=562214x=12X+8.3=10.75x 30 x-5.6=9.4x0.8=903x8163x+9=275.3+7x=7.43x5=4.8X-0.8X=612x+8x=4.87(x-2)=4948+2x=36(x-2)3=7x5+9=21(200-x)5=3048-27+5x=31X-7.7=2.855X-3X=684X+10=5300

7、道解方程题320=45+6XX-0.6X=8x+8.6=9.4522x1513x 1.3X+8.3=19.715x 303x+9367(x-2)=73x+9=1218(x-2)=2712x=320+4x5.37+x=7.47153x=530 x=851.8+2x=6420-3x=1703(x+5)=180.5x+9=406x+3x=361.5x+6=3x53-x=840-8x=5x5=2148-20+5x=31x+2x+8=80200-x5=3070 x =445.6- 3x =1.69.8-2x=3.85(x+5)=100 x+3x=703(x+3)=504 (4x1) =3 (22x)7

8、(2x-6) =845 (x-8) =3x7x-7=6x+422-x+2=68x8x-6x+30=12x+157 (x+2) =5x+60240(x7) =30(20-8x)3=2x+1(6x-40)8=5x-8128x=3(21+4x)2=10 x+14300 道解方程题8x-156=3x-20(2x+7)2=4x+143x+9=277x+5.3=7.4x+5.6=9.41.2x=81.63x-8=306x+6=123x-3=15x-3x=42x+16=195x+8=1915+6x=277x+8=154+5x=98x+9=179+6x=14x+9x=4+72x+9=176x-7=127x-9

9、=8x-56=11.2x=81.63200=450+5x+xx-0.8x=612x-8x=4.8x-0.7x=3.6x-30=126x-21=216x-3=69x=184x-18=135x+9=11x+8.3=10.715x 33x8163x5=4.8x+2x+18=780.5x+8=436x-3x=181.8x=0.972x0.756=909x-40=56x-12.83=0.06x5+9=21300 道解方程题48-27+5x=3110.5+x+21=560.1(x+6)=3.30.43200=450+5x+xx-0.8x=612x-8x=4.87.52x=15x+5.6=9.4x-0.7x

10、=3.6x+8.3=10.715x 33x-8163x+9=277x+5.3=7.43x5=4.86x-12.83=0.060.5x+8=436x-3x=181.8x=0.972x0.756=909x-40=5x5+9=2148-27+5x=3110.5+x+21=56x+2x+18=78x+19.8=25.85.6x=33.65x+12.5=32.3x+3x+10=705x+15=600.37+4x=12.5x1.5-1.25=0.754x-1.36=2.66x+12.8=15.81502+3x=6902x-20=43x+6=1813.2x+9x=33.3x+4.8=7.26x+18=481

11、2x-9x=8.72x-97=34.23.4x-48=26.842x+25x=13465x+7=42300 道解方程题9x+42.5914.2 x+2.5x13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.34x-x=48.64.5x-x=28x-5.7=2.155x-2x=183x+0.7=53.52= 4.2+x261.5= 2x+100.516 160.2=4xx14x=651.8 +6x546.7x -60.36.794x 402x+8=1623x-14x=14x+7x=89x-3x=67x-12=96x-8=45x+x=92x-6=127

12、x+7=146x-6=05x+6=112x-8=103x+7=283x-7=269x-x=1624x+x=50 x+4+8=23x-5.7=2.155x-2x=183x-0.7=5261.5= 2x0.516-160.2=4xx0.5=2.69 4x400.2x0.40.53.79.4x0.4x16.26.7x60.36.7300 道解方程题18x14x=1223 x514=241234x=56X-7.7=2.855X-3X=684X+10=5320=45+6XX-0.6X=8x+8.6=9.4522x1513x 1.3X+8.3=19.715x 303x+9367(x-2)=73x+9=12

13、18(x-2)=2712x=320+4x,5.37+x=7.47153x=530 x=851.8+2x=6420-3x=1703(x+5)=180.5x+9=406x+3x=361.5x+6=3x53-x=840-8x=5x5=2148-20+5x=31x+2x+8=80200-x5=3070 x =445.6- 3x =1.69.8-2x=3.8(0.5+ x)+ x =9.822(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.5x2X=15x-0.7x=3.63x816300 道解方程题7(x-2)=2x+318(x-2)=27012x=300-4x7x+5.3=7.430 x+25=851.48-2x=66x-12.83=0.063(x+0.5)=2153