五年级解方程练习题180题有答案

1、WORD格式.五年级解方程180 题有答案1 (0.5+x)+x=9.8 ÷2(11)91÷x 1.32 2(X+X+0.5)=9.812 X+8.3=10.73 25000+x=6x(13)15x 34 3200=440+5X+X(14)3x8 165 X-0.8X=6(15)3x+9=27(6)12x-8x=4.8(16)18(x-2)=270(7) 7.5+2X=15(17)12x=300-4x(8)1.2x=81.6(18)7x+5.3=7.47 x+5.6=9.4(19)3x ÷5=4.8(10)x-0.7x=3.6(25)0.5x+8=43专业资料整理

2、WORD格式.(26)6x-3x=18(38)(200-x)÷5=30(27)7(6.5+x)=87.5(39)(x-140)÷70=440 20-9x=228 0.273 ÷x=0.35(41)x+19.8=25.8(29) 1.8x=0.972(42 5.6x=33.6(30) x ÷0.756=9043 9.8-x=3.8(31)0.1(x+6)=3.3×0.444 75.6 ÷x=12.6(32)(27.5-3.5)÷x=445 5x+12.5=32.3(33) 9x-40=546 5(x+8)=102(34) x

3、÷5+9=2147 x+3x+10=70(35) 48-27+5x=3148 3(x+3)=50-x+3(36) 10.5+x+21=5649 5x+15=6037 x+2x+18=78专业资料整理WORD格式50 3.5-5x=2专业资料整理WORD格式.63 6x+18=4851 0.3 ×7+4x=12.564 3(x+2.1)=10.552 x ÷1.5-1.25=0.7565 12x-9x=8.753 4x-1.3 ×6=2.666 13(x+5)=16954 6x+12.8=15.867 2x-97=34.255 150 ×2+3x

4、=69068 3.4x-48=26.856 2x-20=469 42x+25x=13457 3x+6=1870 1.5(x+1.6)=3.658 2(2.8+x)=10.471 2(x-3)=5.859 (x-3) ÷2=7.572 65x+7=13760 13.2x+9x=33.373) 9x+4×2.59161 3x=x+100(74) 4.2 x+2.5x134专业资料整理WORD格式62 x+4.8=7.2(75) 10.5x+6.5x=51专业资料整理WORD格式.(88) 13 9.25X=0.403(76) 89x-43x=9.2(89) 18.9÷

5、X=0. 3(77) 5x-45=100(90) 23x=14x27(78) 1.2x-0.5x=6.3(91) x 14x=75(79) 23.4=2x(92 95 5x 80(80) 4x-x=48.693 1.8 +6x 54(81) 4.5x-x=2894) 6.7x60.36.7(82)X-5.7=2.15(95) 9 4x 5383 5X-2X=18(96) 2x+8=1684 3X+0.7=7(97) 20x-14x=2485) 3.5 ×2= 4.2+x(98)x+7x=8(86) 26 ×1.5= 2x+10专业资料整理WORD格式(87) 0.5 

6、15;16 16 ×0.2=4x(99)9x-3x=6专业资料整理WORD格式.(100 6x-8=4(112)3x-7=26101 5x+x=9(113)9x-x=161028x-8=6x(114)24x+x=50103)4 x=20(115)1.2x-8=45(104)2x-6=12(116)3x-8=31(105 7x+7=14(117)6x+6=121066x-6=0(118)3x-3=31075x+6=11(119)5x-3x=41082x-8=10(120)2x+16=191092.5x-8=4(121)5x+8=19(122)14-6x=8110 x- 3 =74(12

7、3)15+6x=27(111)3x+7=28专业资料整理WORD格式(124) 5-8x=4专业资料整理WORD格式.(137) 8-7x=1(125) 7x+8=15(138)x-30=12(126) 9-2x=1(139) 6x-21=21(127) 4+5x=9(140) 6x-3=6(128) 10-x=8(141) 9x=18(129) 8x+9=17(142) 4x-18=14(130) 9+6x=15(143) 5x+9=11(131) x+9x=4+7(144)17-2x=11(132) 2x+9=17(145)x+4+8=23(133) 8-4x=6(134) 6x-7=28

8、(146)7x-12=9(135) 7x-9=20(147)X-5.7=2.15(136) x-56=1(148)5X-2X=18专业资料整理WORD格式.(149) 3X +0.5=5(161) 924x20(150) 3.5×2= 4 x(162) 7x÷6=1.4(151) 26 ×1.5= 2x(163) 16x34x=1(152) 0.5×16 16 ×0.1=4x(164) 18x14x=12(153)9.26 X=0.402(165) 3 x42 ÷14=15(154) 36.9÷X=0.3(166) 124x

9、=56(155) X ÷0.5=2.6(167) 2214x=12(156) 935x80(168) X+8.3=10.7(157) 180-6x54(169) 5x30(158) 9 4x 40(170) x-5.6=9.4(159) 0.2x0.40.53.7(171) x ÷0.8=90(160) 9.4x0.4x16.2专业资料整理WORD格式(172) 3x816专业资料整理WORD格式.(179) 4 ×8+2x=36(173) 3x+9=27(180) (x-2)÷3=7(174) 5.3+7x=7.4(181) x ÷5+9=2

10、1(175) 3x÷5=4.8(182)(300-x)÷5=30(176) X-0.8X=6(177) 12x+8x=4.8(183) 91÷x1.3(178) 7(x-2)=49(184)41-3x=17五年级解方程 180 题答案0.5+2x=4.9专业资料整理WORD格式 1 (0.5+x)+x=9.8÷20.5+2x-0.5=4.9-0.5专业资料整理WORD格式.2x=4.4(6)12x-8x=4.82x ÷2=4.4÷24x=4.8X=2.24x ÷4=4.8÷4 2 2(X+X+0.5)=9.8X=1

11、.22x+2x+1=9.8(7) 7.5+2X=154x+1-1=9.8-12x+7.5-7.5=15-7.54x=8.82x=7.54x ÷4=8.8÷42x ÷2=7.5÷2X=2.2X=3.75 3 25000+x=6x(8) 1.2x=81.625000+x-x=6x-x1.2x ÷1.2=81.6÷1.25x=25000X=685x ÷5=25000÷5(9) x+5.6=9.4X=5000X+5.6-5.6=9.4-5.6 4 3200=440+5X+XX=3.86x+440=3200(10)x-0.7

12、x=3.66x+450-450=3200-4400.3x=3.66x=27600.3x ÷0.3=3.6÷0.36x ÷6=2760 ÷6X=12X=460(11)91 ÷x 1.3 5 X-0.8X=691 ÷x ×x=1.3×x0.2x=61.3x=910.2x ÷0.2=6 ÷0.21.3x ÷1.3=91 ÷1.3专业资料整理WORD格式X=30X=70专业资料整理WORD格式.(12)X+8.3=10.712x+4x=300-4x+4xX+8.3-8.3=10.7-

13、8.316x=300X=2.416x ÷16=300 ÷16(13)15x 3X=18.7515x ÷15=3÷15(18)7x+5.3=7.4X=0.27x+5.3-5.3=7.4-5.37x=2.1(14) 3x8167x ÷7=2.1÷73x-8+8=16+8X=0.33x=24(19)3x ÷5=4.83x ÷3=24÷33x ÷5×5=4.8×5X=83x=24(15) 3x+9=273x ÷3=24÷33x+9-9=27-9X=83x=18(2

14、0)30 ÷x+25=853x ÷3=18÷330 ÷x+25-25=85-253x=630 ÷x=60(16)18(x-2)=27030 ÷x ×x=60×x18x-36=27030=60x18x-36+36=270+3660x ÷60=30÷6018x=306X=0.518x ÷18=306÷18(21)1.4 ×8-2x=6X=1711.2-2x+2x=6+2x专业资料整理WORD格式(17)12x=300-4x11.2=6+2x专业资料整理WORD格式.2x

15、+6-6=11.2-60.5x=352x=5.20.5x ÷0.5=35÷0.52x ÷2=5.2 ÷2X=70X=2.6(26)6x-3x=18(22)6x-12.8 ×3=0.063x=186x-38.4=0.063x ÷3=18 ÷36x=38.46X=66x ÷6=38.46 ÷6(27)7(6.5+x)=87.5X=6.417x+45.5=87.5(23)410-3x=1707x+45.5-45.5=87.5-45.5410-3x+3x=170+3x7x=42170+3x=4107x ÷

16、;7=42÷73x+170-170=410-170X=63x=2403x ÷3=240÷3(28)0.273 ÷x=0.35X=80x=0.273 ÷0.35(24)3(x+0.5)=21X=0.783x+1.5=213x+1.5-1.5=21-1.5(29)1.8x=0.9723x=19.51.8x ÷1.8=0.972÷1.83x ÷3=19.5÷3X=0.54X=6.5(25)0.5x+8=43(30)x ÷0.756=900.5x+8-8=43-8x ÷0.756×0

17、.756=90×0.756专业资料整理WORD格式.X=68.045x ÷5=10 ÷5(31)0.1(x+6)=3.3×0.4X=20.1x+0.6=1.32(36)10.5+x+21=560.1x+0.6-0.6=1.32-0.6x+31.5-31.5=56-31.50.1x=0.72x=24.50.1x ÷0.1=0.72÷0.1(37)x+2x+18=78X=7.23x+18-18=78-18(32)(27.5-3.5) ÷x=43x=6024 ÷x=43x ÷3=60 ÷3x=24&#

18、247;4X=20X=6(38)(200-x) ÷5=30(33)9x-40=5(200-x) ÷5 ×5=30×59x-40+40=5+40200-x=1509x=45200-x+x=150+x9x ÷9=45 ÷9150+x=200X=5X+150-150=200-150(34)x÷5+9=21X=50x÷5+9-9=21-9x÷5=12(39)(x-140) ÷70=4x ÷5×5=12 ×5(x-140) ÷70 ×70=4×7

19、0X=60X-140=280(35)48-27+5x=31X-140+140=280+1405x+21-21=31-21X=420专业资料整理WORD格式5x=10 40 20-9x=2专业资料整理WORD格式.9x=20-25x ÷5=19.8 ÷59x=18X=3.969x ÷9=18÷946 5(x+8)=102X=25x+40=102(41)x+19.8=25.85x+40-40=102-40X+19.8-19.8=25.8-19.85x=62X=65x ÷5=62 ÷5X=12.4(42 5.6x=33.647 x+3x+1

20、0=705.6x ÷5.6=33.6÷5.64x+10=70X=64x+10-10=70-104x=60 43 9.8-x=3.84x ÷4=60 ÷49.8-x+x=3.8+xX=153.8+x=9.8 48 3(x+3)=50-x+3X=9.8-3.83x+9=53-xX=63x+x+9-9=53-x+x-9 44 75.6 ÷x=12.64x=44X=75.6 ÷12.64x ÷4=44 ÷4X=6X=11 45 5x+12.5=32.3 49 5x+15=605x+12.5-12.5=32.3-12.55x

21、+15-15=60-15专业资料整理WORD格式5x=19.85x=45专业资料整理WORD格式.5x ÷5=45 ÷5X=2.6X=954 6x+12.8=15.8 503.5-5x=26x+12.8-12.8=15.8-12.83.5-5x+5x=2+5x6x=35x+2=3.56x ÷6=3 ÷65x+2-2=3.5-2X=0.55x=1.55x ÷5=1.5 ÷555 150 ×2+3x=690X=0.33x+300=690 51 0.3 ×7+4x=12.53x+300-300=690-3004x+2.1

22、=12.53x=3904x+2.1-2.1=12.5-2.13x ÷3=390 ÷34x=10.4X=1304x ÷4=10.4 ÷4 56 2x-20=4X=2.62x-20+20=4+20 52 x ÷1.5-1.25=0.752x=24x÷1.5-1.25+1.25=0.75+1.252x ÷2=24 ÷2x÷1.5=2X=12x ÷1.5 ×1.5=2 ×1.5X=357 3x+6=1853 4x-1.3 ×6=2.63x+6-6=18-64x-1.3

23、15;6+1.3 ×6=2.6+1.3 ×63x=124x=10.43x ÷3=12 ÷3专业资料整理WORD格式4x ÷4=10.4÷4X=4专业资料整理WORD格式. 58 2(2.8+x)=10.46x+18-18=48-185.6+2x=10.46x=302x+5.6-5.6=10.4-5.66x ÷6=30 ÷62x=4.8x=52x ÷2=4.8÷2 64 3(x+2.1)=10.5X=2.43x+6.3=10.5 59 (x-3) ÷2=7.53x=10.5-6.3 x-

24、3 ÷2 ×2=7.5×23x=4.2X-3=153x ÷3=4.2÷3X=18X=1.4 65 12x-9x=8.7 60 13.2x+9x=33.33x=8.722.2x=33.33x ÷3=8.7 ÷322.2x ÷22.2=33.3÷22.2X=2.9X=1.5 66 13(x+5)=169 61 3x=x+10013x+65=1693x-x=x-x+10013x+65-65=169-652x=10013x=1042x ÷2=100 ÷213x ÷13=104

25、7;13X=50X=8 62 x+4.8=7.2 67 2x-97=34.2X=7.2-4.82x-97+97=34.2+97X=2.42x=131.2专业资料整理WORD格式 63 6x+18=482x ÷2=131.2÷2专业资料整理WORD格式.X=65.665x+7-7=137-765x=130 683.4x-48=26.865x ÷65=130÷653.4x-48+48=26.8+48X=23.4x=74.8 73) 9x+4 ×2.5913.4x ÷3.4=74.8÷3.49x+10=91X=229x+10-10

26、=91-10 6942x+25x=1349x=8167x=1349x ÷9=81÷967x ÷67=134÷67X=9X=2 701.5(x+1.6)=3.6(74) 4.2 x+2.5x 1341.5x+2.4=3.66.7x=1341.5x=3.6-2.46.7x ÷6.7=134÷6.71.5x=1.2X=201.5x ÷1.5=1.2 ÷1.5(75) 10.5x+6.5x=51X=0.817x=51 712(x-3)=5.817x ÷17=51÷172x-6=5.8X=32x-6+6=

27、5.8+6(76) 89x-43x=9.22x=11.846x=9.22x ÷2=11.8÷246x ÷46=9.2 ÷46X=5.9X=0.2专业资料整理WORD格式（ 72 65x+7=137专业资料整理WORD格式.(77)5x-45=1003x=185x-45+45=100+453x ÷3=18 ÷35x=145X=65x ÷5=145÷5 84 3X+0.7=7X=293x+0.7-0.7=7-0.7(78)1.2x-0.5x=6.33x=6.30.7x=6.33x ÷3=6.3 ÷3

28、0.7x ÷0.7=6.3 ÷0.7X=2.1X=9 85) 3.5 ×2= 4.2+x(79)23.4=2x4.2+x=72x ÷2=23.4÷2X=7-4.2X=11.7X=2.8(80)4x-x=48.6(86) 26×1.5= 2x+103x=48.62x+10=393x ÷3=48.6÷32x+10-10=39-10X=16.22x=29(81)4.5x-x=282x ÷2=29 ÷23.5x=28X=14.53.5x ÷3.5=28÷3.5(87) 0.5

29、5;16 16 ×0.2=4xX=84x=4.8(82 X-5.7=2.154x ÷4=4.8 ÷4X=5.7+2.15X=1.2X=7.85(88) 13 9.25 X=0.403专业资料整理WORD格式 83 5X-2X=18X=139.25-0.403专业资料整理WORD格式.X=138.847 94) 6.7x 60.3 6.7(89) 18.9 ÷X=0. 36.7x=60.3+6.7X=18.9 ÷0.36.7x=67X=636.7x ÷6.7=67 ÷6.7(90) 23x=14x 27X=1023x-14x=

30、14x-14x+27(95) 9 4x 539x=274x=53-99x ÷9=27÷94x=44X=34x ÷4=44 ÷4(91) x 14x=75X=1115x=75(96) 2x+8=1615x ÷15=75 ÷152x=16-8X=52x=8(92 95 5x 802x ÷2=8 ÷295-5x+5x=80+5xX=45x+80=95(97) 20x-14x=245x+80-80=95-806x=245x=156x ÷6=24÷6X=3X=4 93 1.8 +6x 54(98) x+7

31、x=86x=54-1.88x=86x=52.2X=16x ÷6=52.2 ÷6(99) 9x-3x=6X=8.76x=6专业资料整理WORD格式.X=17x+7-7=14-7(100 6x-8=47x=76x-8+8=4+87x ÷7=7 ÷76x=12X=1X=2 1066x-6=0 1015x+x=96x-6+6=0+66x=96x=66x ÷6=9 ÷6X=1x=1.5 1075x+6=11 1028x-8=6x5x+6-6=11-68x-8+8=6x+85x=58x-6x=6x-6x+8X=12x=8 1082x-8=102x

32、 ÷2=8 ÷22x-8+8=10+8X=42x=18 103)4X=9x=205444 1092.5x-8=45x ÷ =20 ÷55X=252.5x-8+8=4+8(104)2x-6=122.5x=122x-6+6=12+62.5x ÷2.5=12 ÷2.52x=18X=4.82x ÷2=18÷2 1103x-=74X=9X-3334+=7+44专业资料整理WORD格式(105 7x+7=14X=7.75专业资料整理WORD格式.111 3x+7=283x-8+8=31+83x+7-7=28-73x=393x=

33、213x ÷3=39 ÷33x ÷3=21 ÷3X=13X=7(117)6x+6=12(112)3x-7=266x+6-6=12-63x-7+7=26+76x=63x=33X=13x ÷3=33 ÷3(118)3x-3=3X=113x-3+3=3+3(113) 9x-x=163x=68x=163x ÷3=6 ÷38x ÷8=16 ÷8X=2X=2(119)5x-3x=4(114) 24x+x=502x=425x=502x ÷2=4 ÷225x ÷25=50÷

34、;25X=2X=2(120)2x+16=19(115) 1.2x-8=42x+16-16=19-161.2x-8+8=4+82x=31.2x=122x ÷2=3 ÷21.2x ÷1.2=12 ÷1.2X=1.5X=10(121)5x+8=19专业资料整理WORD格式(116) 3x-8=315x+8-8=19-8专业资料整理WORD格式.5x=119-2x+2x=1+2x5x ÷5=11÷52x+1-1=9-1X=2.22x=8(122) 14-6x=82x ÷2=8÷214-6x+6x=8+6xX=46x+8-8

35、=14-8(127) 4+5x=96x=65x+4-4=9-4X=15x=5(123) 15+6x=27X=16x+15-15=27-15(128) 10-x=86x=12X=10-86x ÷6=12÷6X=2X=2(129) 8x+9=17(124) 5-8x=48x+9-9=17-95-8x+8x=4+8x8x=88x+4-4=5-4X=18x=1(130) 9+6x=158x ÷8=1 ÷86x+9-9=15-9X=0.1256x=6(125) 7x+8=15X=17x+8-8=15-8(131)x+9x=4+77x=710x=11X=110x &

36、#247;10=11÷10(126)9-2x=1X=1.1专业资料整理WORD格式.(132) 2x+9=17X=572x+9-9=17-9(137) 8-7x=12x=88-7x+7x=1+7x2x ÷2=8 ÷27x+1-1=8-1X=47x=7(133)8-4x=6X=18-4x+4x=6+4x4x+6-6=8-6(138) x-30=124x=2X-30+30=12+304x ÷2=2÷4X=42X=0.5(139) 6x-21=21(134) 6x-7=286x-21+21=21+216x-7+7=28+76x=426x=366x &

37、#247;6=42 ÷66x ÷6=36÷6X=7X=6(140) 6x-3=66x-3+3=6+3(135) 7x-9=206x=97x-9+9=8+206x ÷6=9 ÷67x=28X=1.57x ÷7=28÷7(141) 9x=18X=49x ÷9=18 ÷9(136) x-56=1X=2专业资料整理WORD格式X=56+1(142) 4x-18=14专业资料整理WORD格式.4x-18+18=14+18(147)X-5.7=2.154x=32x=5.7+2.154x ÷4=32 

38、7;4X=7.85X=8(148)5X-2X=18(143) 5x+9=113x=185x+9-9=11-93x ÷3=18 ÷35x=2X=65x ÷5=2 ÷5(149)3X +0.5=5X=0.43x+0.5-0.5=5-0.5(144)17-2x=113x=4.517-2x+2x=11+2x3x ÷3=4.5÷32x+11-11=17-11X=1.52x=6(150)3.5×2= 4 x2x ÷2=6 ÷24x=7X=34x ÷4=7 ÷4(145)x+4+8=23X=1.75

39、X+12=23(151)26×1.5= 2xX=23-122x=39X=112x ÷2=39÷2(146)7x-12=9X=187x-12+12=9+12(152)0.5×16 16 ×0.1=4x7x=214x=6.47x ÷7=21 ÷74x ÷4=6.4 ÷4专业资料整理WORD格式X=3X=1.6专业资料整理WORD格式.(153)9.26 X=0.4024X ÷4=31 ÷4X=9.26-0.402X=7.75X=8.858(159)0.2x 0.4 0.5 3.7(154)

40、36.9÷X=0.30.2X-0.5+0.5-0.4+0.4=3.7-0.5+0.4X=36.9 ÷0.30.2X=3.6X=1230.2X ÷0.2=3.6 ÷0.2(155)X÷0.5=2.6X=18X=0.5 ×2.6(160)9.4x 0.4x 16.2X=1.39X=16.2(156)93 5x 809X ÷9=16.2 ÷993-5X+5X=80+5XX=1.85X+80-80=93-80(161)924x 205X=1392-4X+4X=20+4X5X ÷5=13 ÷54X+20-

41、20=92-20X=2.64X=72(157)180-6x 544X ÷4=72 ÷4180-6X+6X=54+6X(162)X=186X+54-54=180-54(163)7x ÷6=1.46X=1267x ÷6 ×6=1.4×66X ÷6=126 ÷67X=8.4X=217X ÷7=8.4÷7(158)9 4x 40X=1.24X+9-9=40-9(163)16x 34x=1专业资料整理WORD格式4X=3150X=1专业资料整理WORD格式.50X ÷50=1 ÷50X=3X=0.02(168) X+8.3=10.7(164) 18x 14x=12X=10.