100道一元一次方程.doc

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1、3X+5X=4814X-8X=126*5+2X=4420X-50=5028+6X=8832-22X=1024-3X=310X*（5+1）=6099X=100-XX+3=18X-6=1256-2X=204y+2=6x+32=763x+6=1816+8x=402x-8=84x-3*9=298x-3x=105x-6*5=42x+5=72x+3=1012x-9x=96x+18=4856x-50x=305x=1578-5x=2832y-29=35x+5=1589x-9=80100-20x=2055x-25x=6076

2、y-75=123y-23=234x-20=080y+20=10053x-90=162x+9x=1112y-12=2480+5x=1007x-8=665x+35=10019y+y=4025-5x=1579y+y=8042x+28x=1403x-1=890y-90=9080y-90=7078y+2y=16088-x=809-4x=120x=4065y-30=10051y-y=10085y+1=-8645x-50=403X+18=524Y+11=223X*9=58Z/6=483X+7=594Y-69=818X*6

3、=57Z/9=415X+8-55Y*5=278x+2=10x*8=88y-90=12x-98=26x*6=125-6=5x6*x=4255-y=3311*3x=608-y=2x+2=3x+32=33x+6=184+x=4719-x=898-x=1366-x=105x=103x=277x=78x=89x=910x=10066x=6607x=492x=43x=94x=165x=256x=368x=649x=8110x=10011x=12112x=14413x=16914x=19615x=22516x=25617

4、x=28918x=32419x=36120x=40021x=44122x=484111x=123211111x=123432111111x=123454321111111x=1234565432146/x=2364/x=87(2x-1)-3(4x-1)=4(3x+2)-1;(5y+1)+(1-y)=(9y+1)+(1-3y);20%+(1-20%)(320-x)=320×40%2(x-2)+2=x+12(x-2)-3(4x-1)=9(1-x)x/3-5=(5-x)/22(x+1)/3=5(x+1)/6-1(

5、1/5)x+1=(2x+1)/4(5-2)/2-(4+x)/3=1x/3-1=(1-x)/2(x-2)/2-(3x-2)/4=-111x+64-2x=100-9x15-(8-5x)=7x+(4-3x)3(x-7)-2[9-4(2-x)]=223/2[2/3(1/4x-1)-2]-x=22(x-2)-3(4x-1)=9(1-x)11x+64-2x=100-9x15-(8-5x)=7x+(4-3x)3(x-7)-2[9-4(2-x)]=223/2[2/3(1/4x-1)-2]-x=22(x-2)+2=x+17(

6、2x-1)-3(4x-1)=4(3x+2)-1(5y+1)+(1-y)=(9y+1)+(1-3y)[(-2)-4]=x+220%+(1-20%)(320-x)=320×40%2(x-2)+2=x+12(x-2)-3(4x-1)=9(1-x)11x+64-2x=100-9x15-(8-5x)=7x+(4-3x)3(x-7)-2[9-4(2-x)]=223/2[2/3(1/4x-1)-2]-x=25x+1-2x=3x-23y-4=2y87X*13=57Z/93=4115X+863-65X=5458Y*55=27

7、4892（x+2）+4=92(x+4)=103(x-5)=184x+8=2(x-1)3(x+3)=9+x6(x/2+1)=129(x+6)=632+x=2(x-1/2)8x+3(1-x)=-27+x-2(x-1)=1x/3-5=(5-x)/22(x+1)/3=5(x+1)/6-1(1/5)x+1=(2x+1)/4(5-2)/2-(4+x)/3=115x-8(5x+1.5)=18*1.25+x3X+189=5214Y+119=223X*189=58Z/6=4583X+77=594Y-6985=8187X*13

8、=57Z/93=4115X+863-65X=5458Y*55=274891.2(x-2)-3(4x-1)=9(1-x)2.11x+64-2x=100-9x3.15-(8-5x)=7x+(4-3x)4.3(x-7)-2[9-4(2-x)]=225.3/2[2/3(1/4x-1)-2]-x=26.2(x-2)+2=x+17.0.4(x-0.2)+1.5=0.7x-0.388.30x-10(10-x)=1009.4(x