(283)六年级解方程专项练习200题(有答案)ok.docx

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1、六年级解方程专项练习200题（有答案）(9)2x-x=l.2,5(2)x2A=J,3147(10)93-1.7x=13.4,(3)-4x=l,46(11)X-25%x=24,(4)82.5-2x=13.6(12)A-J+0.2=1,452(13)0.6x+90%x=78,(5)0.78：x=3：5,(6)1-20%x=0.4,(14)20%x-2.4X3=0.8,(15)Nx-&二42,32(8)1(x-l);6,2(16) O.6x+32.5=67.5,(24)12x+70.3=20.1,(17) 1至(-O.45)二5工,53(18)X-2.25=8.25,(25)1x+2=g236(19

2、)J：x=3：12,4(26)x：42=至.10,7,(20)3+0.8=5.6,5(27)1l0.5+l=2-i2204(21) 1.4：x=l:0.75,(28)0.8：A=O.48：X,12(29)XWX=国,55(22) xX(2-W)=24,5(30)42：丝x：至57(39)卫X3-7x=1.04,100(31)5x-0.4=75%,(40)l-l-l=2,23(32)6x-0.9=4.5,(41)X-x=14,9(33)2(x-3)=5.8,(42)3x-3=U,419(34)1.6x=6.4,.右啜(35)4x-3X9=29,(44)1.2：2工,35(36)16+8x=40,

3、(45)f(37)xl.1=3,(46)-1.l=x：0.8,205(38)l+2x=l,42(55)x：0.3=g393(56)150%x+66=99(57)x+6-0.8x=16(48)1-25%X+25%x=l+25%x,41.25二X,(49)0.25TT1X=1J,(50)425(58)XX-C-=1934(51)5：8=x：32,(59)-5%x=5.55(52)2x+30.9=24.9,(60)3-(X-W)=1.3105(53)5.3x-2.9x-,5(61)(X+0.5)：2工(X-4)：1,24(54)aX(7-2.8x)=1.5,7(62)X0.05=3.528,(63)

4、2X-46=80,(72)1_3141X1015(64)44.5-3X=6.38,(73).4_15,21X5一52,26(65)4X-7.2=10,(74)4(Ax)=M55(66)11.5X+X=20,(75)9x0.25+lx=-?,524(67)3.812+15X=87.6,(68)6X+5=17,(76)x.1465(69)0.6(2.5+X)=4.2,(77)200：6=x：型，5(70)&2=x：A,4315(78)4X=2,5(71)105sz22x=X,271845(79)8(x-2)=2(x+7),(81)(82)(83)(84)(85)(86)(87)(88)3(x+4.

5、5)=60,(89)1.6x+2.4=7.52,9-2x=l,.?x+_x=46,541：x=2;6,4351.6-6.4一.,2x5(3x-4)-2(x-1)=5(2x-1)6x-1_8838(2X-7)=5(X+13),(90)3(x-0.8)=6.3,(91)28.4-5x=5.8,(92)x：工至62593)l+2x=l,22(94)Ax=15%,20(95)x-i=-1.,3515(96)x+50%x=6,(104)X-x=1714(97)色x=O.3：12,(105)4(98)4x+2(8-x)=26,(106)5x+35=650,(99) HO,34(107)7203x=80,(

6、100) 32=l,55(108)3.6x-0.9x=8.1,(109)44.5-3x=6,(103)(X二28,(IlO)xO.8(101) x(I+-?)=22,3519(102) l-3x=-42(111)63-1.8X=7.2,(120) 22.5-0.4x=12.5,(113)xA=42,14(121) x：3.5=4：2-1,3(114)&x+H,8520(122)x-0.8x-6=16,(115)7x3=8.19,(123)1：x:8,33(116)12：O.6=x：2(124)O.015xO.06(117)3(x+2)=4(x+l),(125)x：15=：,96(118)3x-

7、70%x=9.2,(119)6+W=240,5(126)2+l=ll,3424(127)x50%-l=5,3(128)1.3=345(136)7x3=8.19,(129)2.5+12二3237(137)32.8-9x=17.5,(130)3Jx-21=4,62(138)x-O.36x=16,(131)8.5-3x=21,2(139)67+3x=69,(132)3至x=4,6(140)6x+2x-56=0,(141)3x-0.454=2.7,(133)-5%=17.54,4(134)1：(4-x),273(142)5.8x-4.6x=0.96,(143)8.4(9-x)=3,(135)6x+31

8、=49,(145)5x+28=71,(154)6X3-1.8x=7.2,(146)8.7-1.2x=3.9,(155)10：x=4.5：0.8,(147)8x-2.6x=37.8,(156)1：l=:A,4810(148)0.75x-0.95X4=8.5,(157)X-7.65=4.64,(149)542+3x=72,(158)28.25-X=8.25,(150)8x-2.6=37.8,(159)X-(3.6+2.97)=12.42,(151) lA,4&15(160)工x=238(152) x+30%x=26,(161)-14.5=5.5,8(162)x-80%x=48,(171)5三x=l

9、P,911(163)75%x-5-3=6,5(172)2.l=l362(164)x-6.8=15.4,(173)4.5-3x=l.5,32(165)1.9x=5.7,(174)(1+25%)x=0.5,(166)4.3y-y=4.6,(175)x-40%x=9,(167)5x+2.6=7.6,(176)x20%=15.2,(168)x-1.5=12.9,(178)3X.1=551013(169)9x+5x=8.4,(170)6.8+3.2x=14.8,(179)2x75=3,3(181) &x=24.5,95(189)4x-5X6=12,(182) (x-4.5)X6=12.5,(190)8x

10、-3x=15.6,(183) 27-17x=13.4,(191)30(x4)=60,(184) 9.6+3x=3.24X5,(192)7.20.5-3x=1.2,(185)2x+5=5x-7,(193)5x-2.45=8,(186)3(X-2)=2-5(x-2),(194)=2,548(187)4x-3(20-x)+4=0,(195)5x+2.415=66,(196)3.2x+2.8-=l,(197)2.516-8x=12,(198)9.6-3x=6.3,(199)5(x+6)=75,(200)x0.7+0.93=4,解方程专项练习200题答案:1(x-)(x-i)=6(x-)t2221=6(

11、x-26x-6x1=1,26x-3=1,6x=4,6x6=46,X=23(9)2x-x=l.2,5(1) x-lX=,4x83=W4x8,33乂4,4x3-83X=；2(2) x2A=J,3147IY-4217J-xX21=Wx21,217x=12；(3) -4x=l,46-4x+4x=-l+4x,46工4=4x4,12X=J1.48(4) 82.5-2x=13.620-2x=13.6,13.6+2X=20,2X=6.4,x=3.2；(5) 0.78：x=3：5,3x=0.78X5,3x=3.9,x=l.3(6) 1-20%x=0.4,1-20%x+20%x=0.4+20%x,0.4+20%x=l,0.4+20%x-0.4=1-0.4,20%x=0.6,20%XX也&0.61,2020x=3；(8)1(x-l)=6,2x=l.2,5x=1.2,555=l;(10)93-1.7x=13.4,27-1.7x=13.4,27-1.7x+1.7x=13.4+1.7x,13.4+1.7x=27,13.4+1.7x-13.4=27-13.4,1.7x=13.6,1.7x1