五年級(jí)解方程練習(xí)題180題

1、 # 五年級(jí)解方程180題有答案 # # # #12)X+8.3=10.7(1)(0.5+x)+x=9.8F2(13)15x=32)2(X+X+0.5)=9.8 # # # #3)25000+x=6x(14)3x8=16 # # # #(15)3x+9=274)3200=440+5X+X # # #5)X-0.8X=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=4.87)x+5.6=9.4(25)0.5x+8=43(10)x-0.7x=3.6(26)6x-3x=

2、18(11)91Fx=1.3(27)7(6.5+x)=87.5 # （28）0.273Fx=0.35（40）209x=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）9.8x=3.8(32)(27.53.5)-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)4827+5x=31（47）x+3x+10=70(36)10.5+x+21=56（48）3(x+3)=50 x+3（37）x

3、+2x+18=78（49）5x+15=60(38)(200 x)F5=30（50）3.55x=2(39)(x140)F70=4（51）0.3X7+4x=12.5 xF1.5-1.25=0.754x-1.3X6=2.66x+12.8=15.8150X2+3x=6902x-20=43x+6=182(2.8+x)=10.4(x-3)F2=7.513.2x+9x=33.33x=x+100 x+4.8=7.26x+18=4864)3(x+2.1)=10.565)12x-9x=8.766)13(x+5)=16967)2x-97=34.268)3.4x-48=26.869)42x+25x=13470)1.5

4、(x+1.6)=3.671)2(x-3)=5.872)65x+7=137(73)9x+4X2.5=914.2x+2.5x=13410.5x+6.5x=5152)53)54)55)56)57)58)59)60)61)62)63) (76)89x-43x=9.2(88)139.25X=0.403(77)5x-45=100(78)1.2x-0.5x=6.3(79)23.4=2x(80)4x-x=48.6(81)4.5x-x=28(82)X-5.7=2.15(83)5X-2X=18(84)3X+0.7=7(85)3.5X2=4.2+x26X1.5二2x+100.5X1616X0.2=4x(89)18.

5、9FX=0.3(90)23x=14x27(91)x14x=75(92)955x=80(93)1.8+6x=54(94)6.7x60.3=6.7(95)9+4x=53(96)2x+8=16(97)20 x-14x=24(98)x+7x=8 (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=11(108)2x-8=10(109)2.5x-8=43(110)x-2=743x+7=283x-7=269x-x=1624x+x=501.2x-8=43x-8

6、=316x+6=123x-3=35x-3x=42x+16=195x+8=1914-6x=8 #(123)15+6x=27(135)7x-9=20(124)5-8x=4(136)x-56=1(125)7x+8=15(137)8-7x=1(126)9-2x=1(138)x-30=12(127)4+5x=9(139)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=

7、6(145)x+4+8=23(134)6x-7=28 (146)7x-12=9(158)9+4x=40(147)X-5.7=2.15(159)0.2x0.4+0.5=3.7(148)5X-2X=18(160)9.4x0.4x=16.2(149)3X+0.5=5(161)924x=20(150)3.5X2=4x(162)7xF6=1.4(151)26X1.5=2x(163)16x+34x=1(152)0.5X1616X0.1=4x(164)18x14x=12(153)9.26X=0.402(165)3x42F14=15(154)36.9FX=0.3(166)12+4x=56(155)XF0.5=

8、2.6(156)935x=80(167)2214x=12(157)180-6x=54(168)X+8.3=10.7 #(177)12x+8x=4.8 # # # #(169)5x=30(178)7(x-2)=49(170)x-5.6=9.4 # # # #(179)4X8+2x=36 # # # #(171)xF0.8=90 # # # #(180)(x-2)F3=7 # # # #(172)3x8=16(181)xF5+9=21(173)3x+9=27 # # # #(182)(300-x)-F5=30 # # # #(174)5.3+7x=7.4 # # # #(183)91Fx=1.3

9、# # # (175)3xF5=4.8(176)X-0.8X=6(184)41-3x=17X+5.6-5.6=9.4-5.6 X+5.6-5.6=9.4-5.6 #五年級(jí)解方程180題答案(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=2.225000+x=6x25000+x-x=6x-x5x=250005x25=2500025X=50003200=440+5X+X6x+440=32006x+450-450

10、=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=81.621.2X=68X=3.8x-0.7x=3.60.3x=3.60.3x20.3=3.620.3X=1291Fx=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)1

11、5x=315x215=3215X=0.23x8=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+4x16x=30016x216=300216X=18.757x+5.3=7.47x+5.3-5.3=7.4-5.37x=2.17x27=2.127x+5.6=9.45x+21-21=31-215x=10 #5x+21-21=31-215x=10 X=

12、0.33x25=4.83xF5X5=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+3x=4103x+170-170=410-1703x=2403x23=24023X

13、=803(x+0.5)=213x+1.5=213x+1.5-1.5=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=0.54x20.756=90 x20.756X0.756=90X0.756X=6

14、8.040.1(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=4529X=5x25+9=21x25+9-9=21-9x25=12x25X5=12X5X=6048-27+5x=3160)13.2x+9x=33.3 #45)5x+12.5=32.35x+12.5-12.5=32.3-12.55x=19.85x25=19.825X=3.96(46)5(x+8)=1025x+40

15、=1025x+40-40=102-405x=625x25=6225X=12.447)x+3x+10=704x+10=704x+10-10=70-104x=604x24=6024X=15(48)3(x+3)=50-x+33x+9=53-x3x+x+9-9=53-x+x-94x=444x24=4424X=115x+15=605x+15-15=60-155x=455x25=4525X=93.5-5x=23.5-5x+5x=2+5x5x+2=3.55x+2-2=3.5-25x=1.55x25=1.525X=0.30.3X7+4x=12.54x+2.1=12.54x+2.1-2.1=12.5-2.14x

16、=10.44x24=10.424X=2.6(52)x21.5-1.25=0.755x25=10三5X=210.5+x+21=56x+31.5-31.5=56-31.5x=24.5x+2x+18=783x+18-18=78-183x=603x23=6023X=20(200-x)25=30(200-x)三5X5=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=42020-9x=29x=20-29x=189x29=1829

17、X=2x+19.8=25.8X+19.8-19.8=25.8-19.8X=65.6x=33.65.6x25.6=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=660)13.2x+9x=33.3 xF1.5T.25+1.25=0.75+1.25xF1.5=2x1.5X1.5=2X1.5X=34x-1.3X6=2.64x-1.3X6+1.3X6=2.6+1.3X64x=10.44x24=10.4三4X=2.66x+12.8=15.86x+12.8-12.8=15.8-12.86x=36x2

18、6=326X=0.555)150X2+3x=6903x+300=6903x+300-300=690-3003x=3903x23=39023X=130(56)2x-20=42x-20+20=4+202x=242x22=2422X=1257)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=1822.2x=33.322.2x222.2=33.3222.2X=1.5(61)3x=x+10

19、03x-x=x-x+1002x=1002x22=10022X=5062)x+4.8=7.2X=7.2-4.8X=2.4(63)6x+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=104213X=82x-97=34.22x-97+97=34.2+972x=131.22x22=131.222X=65.

20、63.4x-48=26.83.4x-48+48=26.8+483.4x=74.83.4x23.4=74.823.4X=2242x+25x=13467x=13467x267=134三67X=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=13765x+7-7=137-765x=13065x265=130265X=29x+4X2.5=919x+10=919x+10-10=91-109x=819x

21、29=8129X=94.2x+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=23.422X=11.74x-x=48.63x=48.63x23=48.623X=16.24.5x-x=283.5x=283.5x23.5=2823.5X=8X-5.

22、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+x4.2+x=7X=7-4.2X=2.826X1.5=2x+102x+10=392x+10-10=39-102x=292x22=2922X=14.50.5X1616X0.2=4x4x=4.84x24=4.824X=1.2139.25X=0.403X=139.25-0.4032x=18 2x=18 X=138.84718.9三X=0.3X=18.9F0.3X=6323x=14x2723x-14x

23、=14x-14x+279x=279x29=27三9X=3x14x=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=6726.7X=109+4x=534x=53-94x=444x24=4424X=112x+8=162x=16-82x=82x22=822X=420 x-14x=246x=246x26=2426X=4x+7x=88x=8X=

24、1(99)9x-3x=66x=6X=1(100)6x-8=46x-8+8=4+86x=12X=2(101)(102)(103)(104)(105)(106)(107)(108)5x+x=96x=96x26=926x=1.58x-8=6x8x-8+8=6x+88x-6x=6x-6x+82x=82x22=82245x2X=44x=2044=20-525X=252x-6=122x-6+6=12+62x=182x22=1822X=97x+7=147x+7-7=14-77x=77x27=727X=16x-6=06x-6+6=0+66x=6X=15x+6=115x+6-6=11-65x=5X=12x-8=

25、102x-8+8=10+8 # 3x=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=2.214-6x=814-6x+6x=8+6x6x+8-8=14-86x=6X=115+6x=276x+15-15=27-156x=126x26=1226X=25-8x=45-8x+8x=4+8x8x+4-4=5-48x=18x28=128X=0.1257x+8=157x+8-8=15-87x=7X=19-2x=19-2x+2x=1+2x2x+1

26、-1=9-12x=82x22=822X=44+5x=9X=92.5x-8=42.5x-8+8=4+82.5x=122.5x22.5=12三2.5X=4.83TOC o 1-5 h zx-=74 HYPERLINK l bookmark1333X-+=7+ HYPERLINK l bookmark844X=7.753x+7=283x+7-7=28-73x=213x23=21三3X=73x-7=263x-7+7=26+73x=333x23=3323X=119x-x=168x=168x28=1628X=224x+x=5025x=5025x225=50225X=21.2x-8=41.2x-8+8=4+

27、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+3 #5x+4-4=9-45x=5X=1(128)10-x=8X=10-8X=2(129)8x+9=178x+9-9=17-98x=8X=1(130)9+6x=156x+9-9=15-96x=6X=1(131)x+9x=4+710 x=1110 x10=11210X=1.12x+9=172x+9-9=17-92x=82x22=822X=48-4x=68-4x+4x=6+4x4x+6-6=8-

28、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=12+30X=426x-21=216x-21+21=21+216x=426x26=4226X=76x-3=66x-3+3=6+36x=96x26=926X=1.59x=189x29=1829X=24x-18=144x-18+18=14+184x=324x24=3224X=85x+9=115x

29、+9-9=11-95x=25x25=225X=0.417-2x=1117-2x+2x=11+2x2x+11-11=17-112x=62x22=622X=3x+4+8=23X+12=23X=23-12X=117x-12=97x-12+12=9+127x=21 # 7x27=21三7X=3X-5.7=2.15x=5.7+2.15X=7.855X-2X=183x=183x23=1823X=6(149)3X+0.5=53x+0.5-0.5=5-0.53x=4.53x23=4.523X=1.53.5X2=4x4x=74x24=724X=1.7526X1.5=2x2x=392x22=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=314X