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1、(0.5+x)+x=9.822(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.52X=151.2x=81.6x+5.6=9.4x-0.7x=3.691x1.3X+8.3=10.715x33x8167(x-2)=2x+33x+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=187(6.5+x)=87.51.5x+18=3x53-x2=80.273x=0.351.8
2、x=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=420-9x=1.26.250.1(x+6)=3.30.4(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=0.754x-1.36=2.66x+12.8=15.81502+3x=6902x-20=43x+6=18
3、2(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=6.323.4=2x=564x-x=48.64.5x-x=28X-5.7=2.1515 5X-2X=183X+0.7=53.52=4.2+x261.
4、5=2x+100.516160.2=4x13 9.25X=0.40316.9X=0.323x=14x14x14x=6535x801.8+6x546.7x60.36.794x402x+8=1623x-14x=14X+7x=89x-3x=66x-8=45x+x=9x-8=6x2x-6=127x+7=146x-6=05x+6=112x-8=102.5x-8=43x+7=283x-7=269x-x=1624x+x=501.2x-8=43x-8=306x+6=123x-3=15x-3x=42x+16=19 5x+8=1914-6x=815+6x=275-8x=47x+8=159-2x=14+5x=910
5、-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=135x+9=116-2x=11x+4+8=237x-12=8X-5.7=2.1515 5X-2X=18 3.5 2=0.2x0.40.53.730 x-5.6=9.4x 4.2 x 261.5=2x9.25 X=0.403 16.9X=0.3 X0.5=2.6 35x801.8-6x 546.7x 60.36.7 94x409.4x0.4x16.2 124x20 2x34x=118x14x=12 23 x514=14 1234x=562214x=12X+8.3=10.7 5x 0.8=903x816 3x+9=275.3+7x=7.43x5=4.8X-0.8X=612x+8x=4.87(x-2)=4948+2x=36(x-2)3=7x 5+9=21(200-x)5=30 48-27+5x=319-x=3 91x 1.341-3x=17 813x=9