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1、(0.5+x)+x=9.823x+9=275(x+5)=1002(X+X+0.5)=9.818(x-2)=270x+3x=7025000+x=6x12x=300-4x3(x+3)=503200=450+5X+X7x+5.3=7.41.8x=0.972X-0.8X=63x5=4.8x0.756=9012x-8x=4.830x+25=859x-40=57.5*2X=151.48-2x=6x5+9=211.2x=81.66x-12.83=0.0648-27+5x=31x+5.6=9.4410-3x=17010.5+x+21=56x-0.7x=3.63(x+0.5)=21x+2x+18=7891x1.
2、30.5x+8=43(200-x)5=30X+8.3=10.76x-3x=18(x-140)70=415x31.5x+18=3x0.1(x+6)=3.30.43x81653-x2=84(x-5.6)=1.67(x-2)=2x+30.273x=0.35(27.5-3.5)x=4104(x-5.6)=1.620-9x=1.26.253.4x-48=26.8(27.5-3.5)x=46x+12.8=15.842x+25x=134x+19.8=25.81502+3x=6901.5(x+1.6)=3.65.6x=33.62x-20=42(x-3)=5.89.8-x=3.83x+6=1865x+7=427
3、5.6x=12.62(2.8+x)=10.49x+42.5915x+12.5=32.3(x-3)2=7.54.2 x+2.5x1345(x+8)=10213.2x+9x=33.310.5x+6.5x=51x+3x+10=703x=x+10089x-43x=9.23(x+3)=50-x+3x+4.8=7.25x-45=1005x+15=606x+18=481.2x-0.5x=6.33.5-5x=23(x+2.1)=10.523.4=2x=560.37+4x=12.512x-9x=8.74x-x=48.6x1.5-1.25=0.7513(x+5)=1694.5x-x=284x-1.36=2.62x
4、-97=34.2X-5.7=2.1515 5X-2X=18x+7x=89x-x=163X+0.7=59x-3x=624x+x=503.52= 4.2+x6x-8=46/7x-8=4261.5= 2x+105x+x=93x-8=300.516160.2=4xx-8=6x6x+6=1213 9.25X=0.4034/5x=203x-3=116.9X=0. 32x-6=125x-3x=423x=14x147x+7=142x+16=19x14x=656x-6=05x+8=1935x805x+6=1114-6x=81.8 +6x542x-8=1015+6x=276.7x60.36.71/2x-8=45-
5、8x=494x40x-5/6=77x+8=152x+8=163x+7=289-2x=123x-14x=143x-7=264+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=135x+9=116-2x=11x+4+8=237x-12=8X-5.7=2.1515 5X-2X=183X 0.7=53.52= 4.2 x261.5= 2x0.516160.2=4x9.25X=0.40316.9X=0.3X0.5=2.635x801.8-6x546.
6、7x60.36.794x400.2x0.40.53.79.4x0.4x16.2124x201/3x5/6x1.412x34x=118x14x=1223 x514=141234x=562214x=12 X+8.3=10.75x 30 x-5.6=9.4x0.8=903x8163x+9=275.3+7x=7.43x5=4.8 X-0.8X=612x+8x=4.87(x-2)=4948+2x=36 (x-2)3=7 x5+9=21 (200-x)5=3048-27+5x=31X-7.7=2.855X-3X=684X+10=5320=45+6XX-0.6X=8x+8.6=9.4522x1513x 1.
7、3 X+8.3=19.715x 303x+9367(x-2)=73x+9=1218(x-2)=2712x=320+4x5.37+x=7.47153x=530x=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=3070x =445.6- 3x =1.69.8-2x=3.85(x+5)=1008x-156=3x-208x+9=17x+3x=70（2x+7）2=4x+149+6x=143(x+3)=503x+9=27x+9x=4+74（4x1）=3（
8、22x）7x+5.3=7.42x+9=177（2x-6）=84x+5.6=9.46x-7=125（x-8）=3x1.2x=81.67x-9=87x-7=6x+43x-8=30x-56=122-x+2=68x6x+6=121.2x=81.68x-6x+30=12x+153x-3=13200=450+5x+x7（x+2）=5x+605x-3x=4x-0.8x=6240（x7）=302x+16=1912x-8x=4.8（20-8x）3=2x+15x+8=19x-0.7x=3.6（6x-40）8=5x-815+6x=27x-30=12128x=37x+8=156x-21=21（21+4x）2=10x+
9、144+5x=96x-3=69x=1848-27+5x=316x-12.83=0.064x-18=1310.5+x+21=560.5x+8=435x+9=110.1(x+6)=3.30.46x-3x=18x+8.3=10.73200=450+5x+x1.8x=0.97215x 3x-0.8x=6x0.756=903x81612x-8x=4.89x-40=53x5=4.87.52x=15x5+9=21x+2x+18=78x+5.6=9.448-27+5x=310.5x+8=43x-0.7x=3.610.5+x+21=566x-3x=18x+8.3=10.7x+2x+18=781.8x=0.972
10、15x 3x+19.8=25.8x0.756=903x-8165.6x=33.69x-40=53x+9=275x+12.5=32.36x-12.83=0.067x+5.3=7.4x+3x+10=70x5+9=213x5=4.85x+15=600.37+4x=12.59x+42.5911.8 +6x54x1.5-1.25=0.754.2 x+2.5x1346.7x -60.36.74x-1.36=2.610.5x+6.5x=5194x 406x+12.8=15.889x-43x=9.22x+8=161502+3x=6905x-45=10023x-14x=142x-20=41.2x-0.5x=6.
11、3x+7x=83x+6=184x-x=48.69x-3x=613.2x+9x=33.34.5x-x=287x-12=9x+4.8=7.2x-5.7=2.156x-8=46x+18=485x-2x=185x+x=912x-9x=8.73x+0.7=52x-6=122x-97=34.23.52= 4.2+x7x+7=143.4x-48=26.8261.5= 2x+106x-6=042x+25x=1340.516160.2=4x5x+6=1165x+7=42x14x=652x-8=103x+7=2818x14x=123x+9=123x-7=2623 x514=2418(x-2)=279x-x=161234x=5612x=320+4x,24x+x=5
