五年级解方程练习题180题及答案

1、 # 安心教育舒心服务五年级解方程 # # #(1)(0.5+x)+x=9.8F2(12)X+8.3=10.7(2)2(X+X+0.5)=9.8(13)15x=3(3)25000+x=6x(14)3x8=16(4)3200=440+5X+X(15)3x+9=27(5)X0.8X=6(16)18(x-2)=270(6)12x-8x=4.8(17)12x=300-4x(7)7.5+2X=15(18)7x+5.3=7.4(8)1.2x=81.6(19)3xF5=4.8(7)x+5.6=9.4(25)0.5x+8=43(10)x-0.7x=3.6(26)6x-3x=18(11)91Fx=1.3(27)

2、7(6.5+x)=87.5 AnkiTi7XfT/(28)0.273Fx=0.35安心教育舒心服务(40)20-9x=2(29)1.8x=0.972(41)x+19.8=25.8(30)xF0.756=90(42)5.6x=33.6(31)0.1(x+6)=3.3X0.4(43)9.8-x=3.8(32)(27.5-3.5)-Fx=4(44)75.6Fx=12.6(33)9x-40=5(45)5x+12.5=32.3(34)xF5+9=21(46)5(x+8)=102(35)48-27+5x=31(47)x+3x+10=70(36)10.5+x+21=56(48)3(x+3)=50-x+3(3

3、7)x+2x+18=78(49)5x+15=60(38)(200-x)-F5=30(50)3.5-5x=2(39)(x-140)-F70=4(51)0.3X7+4x=12.53安心教育舒心服务7毁安心教育舒心服务 # 3安心教育舒心服务7毁安心教育舒心服务 #(52)xF1.5-1.25=0.75(53)4x-1.3X6=2.6(54)6x+12.8=15.8(55)150X2+3x=690(56)2x-20=4(57)3x+6=18(58)2(2.8+x)=10.4(59)(x3)F2=7.5(60)13.2x+9x=33.3(61)3x=x+1006x+18=483(x+2.1)=10.5

4、12x-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=1379x+4X2.5=91(62)x+4.8=7.2(74)4.2x+2.5x=1343安心教育舒心服务7毁安心教育舒心服务 # 3安心教育舒心服务7毁安心教育舒心服务 #(75)10.5x+6.5x=51(76)89x-43x=9.2(77)5x-45=100(78)1.2x-0.5x=6.3(79)23.4=2x(80)4x-x=48.60.5X1616X0.2=4x139.25X=0.40318.9FX=0.323x=1

5、4x+27x+14x=75955x=80(81)4.5x-x=28(93)1.8+6x=54(82)X-5.7=2.15(94)6.7x60.3=6.7(83)5X-2X=18(95)9+4x=53(84)3X+0.7=7(96)2x+8=16(85)3.5X2=4.2+x(97)20 x-14x=24(86)26X1.5=2x+10(98)x+7x=83安心教育舒心服务7毁安心教育舒心服务 (99)9x-3x=6(100)6x-8=4(101)5x+x=9(102)8x-8=6x4(103)5x=20(104)2x-6=12(105)7x+7=14(106)6x-6=0(107)5x+6=1

6、1(108)2x-8=10(109)2.5x-8=4(110)x-=743x+7=283x-7=269x-x=1624x+x=501.2x-8=43x-8=316x+6=123x-3=35x-3x=42x+16=19(121)5x+8=193安心教育舒心服务7毁安心教育舒心服务(146)7x-12=9 # 3安心教育舒心服务7毁安心教育舒心服务(146)7x-12=9 #(122)14-6x=8(123)15+6x=27(124)5-8x=4(125)7x+8=156x-7=287x-9=20 x-56=18-7x=1(126)9-2x=1(138)x-30=12(127)4+5x=9(139

7、)6x-21=21(128)10-x=8(140)6x-3=6(129)8x+9=17(141)9x=18(130)9+6x=15(142)4x-18=14(131)x+9x=4+7(143)5x+9=11(132)2x+9=17(144)17-2x=11(133)8-4x=6(145)x+4+8=233安心教育舒心服务7毁安心教育舒心服务(146)7x-12=9 (147)X5.7=2.15(148)5X-2X=18(149)3X+0.5=5(150)3.5X2=4x(151)26X1.5=2x(152)0.5X1616X0.1=4x(153)9.26X=0.402(154)36.9FX=0

8、.3(155)XF0.5=2.6(156)935x=80180-6x=549+4x=400.2x0.4+0.5=3.79.4x0.4x=16.2924x=207xF6=1.416x+34x=118x14x=123x42F14=1512+4x=56(167)2214x=123安心教育舒心服务7毁安心教育舒心服务(146)7x-12=9 # 3安心教育舒心服务7毁安心教育舒心服务(146)7x-12=9 #(168)X+8.3=10.7(169)5x=30(170)x-5.6=9.4(171)xF0.8=90(172)3x-8=16(173)3x+9=27(174)5.3+7x=7.412x+8x

9、=4.87(x-2)=494X8+2x=36(x-2)F3=7xF5+9=21(300-x)-F5=3091Fx=1.3(175)3xF5=4.8(184)41-3x=17(176)X-0.8X=6Anitv安心教育舒心服务Anitv安心教育舒心服务 # X=68x+5.6=9.4X+5.6-5.6=9.4-5.6X=3.8x-0.7x=3.60.3x=3.60.3x20.3=3.620.3X=12912x=1.3912xXx=1.3Xx1.3x=911.3x21.3=9121.3X=70X+8.3=10.7X+8.3-8.3=10.7-8.3X=2.4(13)15x=315x215=3215

10、X=0.23x-8=163x-8+8=16+83x=243x23=2423X=83x+9=273x+9-9=27-93x=183x23=18233x=618(x-2)=27018x-36=27018x-36+36=270+3618x=30618x218=306218X=1712x=300-4x12x+4x=300-4x+4x五年级解方程180题答案(0.5+x)+x=9.8F20.5+2x=4.90.5+2x-0.5=4.9-0.52x=4.42x22=4.4三2X=2.22(X+X+0.5)=9.82x+2x+1=9.84x+1-1=9.8-14x=8.84x24=8.824X=2.2250

11、00+x=6x25000+x-x=6x-x5x=250005x25=2500025X=50003200=440+5X+X6x+440=32006x+450-450=3200-4406x=27606x26=276026X=460X-0.8X=60.2x=60.2x20.2=620.2X=3012x-8x=4.84x=4.84x24=4.824X=1.27.5+2X=152x+7.5-7.5=15-7.52x=7.52x22=7.522X=3.751.2x=81.61.2x21.2=81.621.23安心教育舒心服务3安心教育舒心服务 #16x=30016x16=300三16X=18.757x+5

12、.3=7.47x+5.3-5.3=7.4-5.37x=2.17x7=2.127X=0.33x25=4.83x25X5=4.8X53x=243x23=2423X=8302x+25=85302x+25-25=85-25302x=60302xXx=60Xx30=60 x60 x260=30260X=0.51.4X8-2x=611.2-2x+2x=6+2x11.2=6+2x2x+6-6=11.2-62x=5.22x22=5.222X=2.66x-12.8X3=0.066x-38.4=0.066x=38.466x26=38.4626X=6.41410-3x=170410-3x+3x=170+3x170+

13、3x=4103x+170-170=410-1703x=2403x23=24023X=803(x+0.5)=213x+1.5=213x+1.5T.5=21-1.53x=19.53x23=19.523X=6.50.5x+8=430.5x+8-8=43-80.5x=350.5x20.5=3520.5X=706x-3x=183x=183x23=1823X=67(6.5+x)=87.57x+45.5=87.57x+45.5-45.5=87.5-45.57x=427x27=4227X=60.2732x=0.35x=0.27320.35X=0.781.8x=0.9721.8x21.8=0.97221.8X=

14、0.54x20.756=90 x20.756X0.756=90X0.756X=68.040.1(x+6)=3.3X0.40.1x+0.6=1.320.1x+0.6-0.6=1.32-0.60.1x=0.720.1x20.1=0.7220.1X=7.2(27.5-3.5)2x=4242x=4x=2424X=69x-40=59x-40+40=5+409x=459x29=45293安心教育舒心服务3安心教育舒心服务 # X=5xF5+9=21xF5+9-9=21-9xF5=12x5X5=12X5X=6048-27+5x=315x+21-21=31-215x=105x25=10三5X=210.5+x+

15、21=56x+31.5-31.5=56-31.5x=24.5x+2x+18=783x+18-18=78-183x=603x23=60三3X=20(200-x)25=30(200-x)25x5=30X5200-x=150200-x+x=150+x150+x=200X+150-150=200-150X=50(x-140)270=4(x-140)270X70=4X70X-140=280X-140+140=280+140X=420(40)20-9x=29x=20-29x=189x29=1829X=2x+19.8=25.8X+19.8-19.8=25.8-19.8X=65.6x=33.65.6x25.6

16、=33.625.6X=69.8-x=3.89.8-x+x=3.8+x3.8+x=9.8X=9.8-3.8X=675.62x=12.6X=75.6212.6X=65x+12.5=32.35x+12.5T2.5=32.3T2.55x=19.85x25=19.825X=3.965(x+8)=1025x+40=1025x+40-40=102-405x=625x25=6225X=12.4x+3x+10=704x+10=704x+10-10=70-104x=604x24=6024X=153(x+3)=50-x+33x+9=53-x3x+x+9-9=53-x+x-94x=444x24=4424X=115x+

17、15=605x+15T5=60T55x=455x25=4525X=93.5-5x=23.5-5x+5x=2+5x5x+2=3.5安心教育舒心服务安心教育舒心服务 #5x+2-2=3.5-25x=1.55x25=1.525X=0.3(51)0.3X7+4x=12.54x+2.1=12.54x+2.1-2.1=12.5-2.14x=10.44x24=10.424X=2.6x21.5T.25=0.75x21.5T.25+1.25=0.75+1.25x21.5=2x21.5X1.5=2X1.5X=34x-1.3X6=2.64x-1.3X6+1.3X6=2.6+1.3X64x=10.44x24=10.4

18、24X=2.66x+12.8=15.86x+12.8-12.8=15.8T2.86x=36x26=326X=0.5(55)150X2+3x=6903x+300=6903x+300-300=690-3003x=3903x23=39023X=130(56)2x-20=42x-20+20=4+202x=242x22=2422X=12(57)3x+6=183x+6-6=18-63x=123x23=1223X=42(2.8+x)=10.45.6+2x=10.42x+5.6-5.6=10.4-5.62x=4.82x22=4.822X=2.4(x-3)22=7.5(x-3)22X2=7.5X2X-3=15X

19、=1813.2x+9x=33.322.2x=33.322.2x222.2=33.3222.2X=1.53x=x+1003x-x=x-x+1002x=1002x22=10022X=50 x+4.8=7.2X=7.2-4.8X=2.46x+18=486x+18-18=48-186x=306x26=3026x=53(x+2.1)=10.53x+6.3=10.53x=10.5-6.33x=4.23x23=4.223X=1.412x-9x=8.73x=8.73x23=8.723X=2.913(x+5)=16913x+65=16913x+65-65=169-6513x=10413x213=1042133安

20、心教育舒心服务X=10安心教育舒心服务 # X=82x-97=34.22x-97+97=34.2+972x=131.22x2=131.2三2X=65.63.4x-48=26.83.4x-48+48=26.8+483.4x=74.83.4x23.4=74.8三3.4X=2242x+25x=13467x=13467x267=134267X=21.5(x+1.6)=3.61.5x+2.4=3.61.5x=3.6-2.41.5x=1.21.5x21.5=1.221.5X=0.82(x-3)=5.82x-6=5.82x-6+6=5.8+62x=11.82x22=11.822X=5.965x+7=1376

21、5x+7-7=137-765x=13065x265=130265X=29x+4X2.5=919x+10=919x+10-10=91-109x=819x29=8129X=9(74)4.2x+2.5x=1346.7x=1346.7x26.7=13426.7X=2010.5x+6.5x=5117x=5117x217=51217X=389x-43x=9.246x=9.246x246=9.2246X=0.25x-45=1005x-45+45=100+455x=1455x25=14525X=291.2x-0.5x=6.30.7x=6.30.7x20.7=6.320.7X=923.4=2x2x22=23.4

22、22X=11.74x-x=48.63x=48.63x23=48.623X=16.24.5x-x=283.5x=283.5x23.5=2823.5X=8X-5.7=2.15X=5.7+2.15X=7.855X-2X=183x=183x23=1823X=63X+0.7=73x+0.7-0.7=7-0.73x=6.33x23=6.323X=2.13.5X2=4.2+x3安心教育舒心服务X=10安心教育舒心服务 #9+4x=534x=53-94x=444x24=4424X=112x+8=162x=16-82x=82x22=822X=420 x-14x=246x=246x26=2426X=4x+7x=8

23、8x=8X=19x-3x=66x=6X=16x-8=46x-8+8=4+86x=12X=25x+x=96x=96x26=926x=1.58x-8=6x8x-8+8=6x+88x-6x=6x-6x+82x=82x22=822X=445x=2044x25=2025X=25(104)2x-6=122x-6+6=12+62x=184.2+x=7X=7-4.2X=2.826X1.5=2x+102x+10=392x+10-10=39T02x=292x22=29三2X=14.50.5X1616X0.2=4x4x=4.84x24=4.824X=1.2139.25X=0.403X=139.25-0.403X=1

24、38.84718.92X=0.3X=18.920.3X=6323x=14x+2723xT4x=14xT4x+279x=279x29=2729X=3x+14x=7515x=7515x215=75215X=5955x=8095-5x+5x=80+5x5x+80=955x+80-80=95-805x=15X=31.8+6x=546x=54-1.86x=52.26x26=52.226X=8.76.7x60.3=6.76.7x=60.3+6.76.7x=676.7x26.7=6726.73安心教育舒心服务X=10安心教育舒心服务 # 3安心教育舒心服务X=10安心教育舒心服务 (105)(106)(10

25、7)(108)(109)(110)(111)(112)2x三2=18三2X=97x+7=147x+77=1477x=77x27=7三7X=16x6=06x-6+6=0+66x=6X=15x+6=115x+6-6=11-65x=5X=12x-8=102x-8+8=10+82x=18X=92.5x-8=42.5x-8+8=4+82.5x=122.5x22.5=1222.53X-4X=4.83x-4=7 HYPERLINK l bookmark63+=7+4X=7.753x+7=283x+7-7=28-73x=213x23=2123X=73x-7=263x-7+7=26+73x=333x23=332

26、3X=11(113)9x-x=168x=168x28=1628X=224x+x=5025x=5025x225=50225X=21.2x-8=41.2x-8+8=4+81.2x=121.2x21.2=1221.2X=103x-8=313x-8+8=31+83x=393x23=3923X=136x+6=126x+6-6=12-66x=6X=13x-3=33x-3+3=3+33x=63x23=623X=25x-3x=42x=42x22=422X=22x+16=192x+16-16=19-162x=32x22=322X=1.55x+8=195x+8-8=19-85x=115x25=1125X=2.21

27、4-6x=814-6x+6x=8+6x6x+8-8=14-86x=6X=115+6x=27安心教育舒心服务安心教育舒心服务2x=82x22=822 #2x=82x22=822 安心教育舒心服务安心教育舒心服务2x=82x22=822 #2x=82x22=822 #6x+15-15=27T56x=126x26=12三6X=25-8x=45-8x+8x=4+8x8x+4-4=5-48x=18x28=1三8X=0.1257x+8=157x+8-8=15-87x=7X=19-2x=19-2x+2x=1+2x2x+1-1=9-12x=82x22=822X=44+5x=95x+4-4=9-45x=5X=1

28、10-x=8X=10-8X=28x+9=178x+9-9=17-98x=8X=19+6x=156x+9-9=15-96x=6X=1x+9x=4+710 x=1110 x210=11210X=1.12x+9=172x+9-9=17-9X=48-4x=68-4x+4x=6+4x4x+6-6=8-64x=24x22=224X=0.56x-7=286x-7+7=28+76x=366x26=3626X=67x-9=207x-9+9=8+207x=287x27=2827X=4x-56=1X=56+1X=578-7x=18-7x+7x=1+7x7x+1-1=8-17x=7X=1x-30=12X-30+30=

29、12+30X=426x-21=216x-21+21=21+216x=426x26=4226X=76x-3=66x-3+3=6+36x=96x26=926X=1.59x=189x29=1829X=23安心教育舒心服务3安心教育舒心服务2x=3992-4X+4X=20+4X 2x=3992-4X+4X=20+4X #4x-18=144x-18+18=14+184x=324x4=3224X=85x+9=115x+9-9=11-95x=25x25=225X=0.417-2x=1117-2x+2x=11+2x2x+11-11=17T12x=62x22=622X=3x+4+8=23X+12=23X=23-

30、12X=117x-12=97x-12+12=9+127x=217x27=2127X=3X-5.7=2.15x=5.7+2.15X=7.855X-2X=183x=183x23=1823X=63X+0.5=53x+0.5-0.5=5-0.53x=4.53x23=4.523X=1.53.5X2=4x4x=74x24=724X=1.7526X1.5=2x2x22=3922X=180.5X1616X0.1=4x4x=6.44x24=6.424X=1.69.26X=0.402X=9.26-0.402X=8.85836.92X=0.3X=36.920.3X=123X20.5=2.6X=0.5X2.6X=1.3935x=8093-5X+5X=80+5X5X+80-80=93-805X=135X25=1325X=2.6180-6x=54180-6X+6X=54+6X6X+54-54=180-546X=1266X26=12626X=219+4x=404X+9-9=40-94X=314X24=3124X=7