五年级解方程复习练习题180题有

五年级xx180题有答案1）(0.5+x)+x=9.8÷22）2(X+X+0.5)=9.83）25000+x=6x4）3200=440+5X+X5）X-0.8X=6(6)12x-8x=4.8(7)7.5+2X=15(8)1.2x=81.67）x+5.6=9.4(10)x-0.7x=3.6(11)91÷x＝1.312）X+8.3=10.715x＝33x－8＝163x+9=2718(x-2)=27012x=300-4x7x+5.3=7.43x÷5=4.80.5x+8=431/506x-3x=187(6.5+x)=87.528）0.273÷x=0.351.8x=0.972x÷0.756=90(31)0.1(x+6)=3.3×0.4(32)(27.5-3.5)÷x=49x-40=5x÷5+9=2148-27+5x=3110.5+x+21=5637）x+2x+18=78(38)(200-x)÷5=30(x-140)÷70=440）20-9x=2x+19.8=25.8(42）5.6x=33.643）9.8-x=3.844）75.6÷x=12.645）5x+12.5=32.346）5(x+8)=1022/5047）x+3x+10=7048）3(x+3)=50-x+349）5x+15=6050）3.5-5x=251）0.3×7+4x=12.552）x÷1.5-1.25=0.7553）4x-1.3×6=2.654）6x+12.8=15.855）150×2+3x=69056）2x-20=457）3x+6=1858）2(2.8+x)=10.459）(x-3)÷2=7.560）13.2x+9x=33.361）3x=x+10062）x+4.8=7.263）6x+18=4864）3(x+2.1)=10.565）12x-9x=8.766）13(x+5)=16967）2x-97=34.23/5068）3.4x-48=26.869）42x+25x=13470）1.5(x+1.6)=3.671）2(x-3)=5.872）65x+7=13773)9x+4×2＝.5914.2x+2.5x＝13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.323.4=2x4x-x=48.64.5x-x=28(82)X-5.7=2.1583）5X-2X=1884）3X+0.7=785)3.5×2=4.2+x26×1.5=2x+100.5×16―16×0.2=4x139.25－X=0.4034/5018.9÷X=0.323x=14x＋27x＋14x=75(92）95－5x＝8093）1.8+6x＝5494)6.7x－60.3＝6.79＋4x＝532x+8=1620x-14x=24x+7x=89x-3x=6(100）6x-8=4101）5x+x=9102）8x-8=6x103)x=202x-6=12(105）7x+7=14106）6x-6=0107）5x+6=11108）2x-8=10109）2.5x-8=45/50110）x-=7(111)3x+7=28(112)3x-7=26(113)9x-x=1624x+x=501.2x-8=43x-8=316x+6=123x-3=35x-3x=42x+16=195x+8=1914-6x=815+6x=275-8x=47x+8=159-2x=14+5x=910-x=88x+9=179+6x=156/50x+9x=4+72x+9=178-4x=66x-7=287x-9=20x-56=18-7x=1(138)x-30=126x-21=216x-3=69x=184x-18=145x+9=1117-2x=11x+4+8=237x-12=9X-5.7=2.155X-2X=183X+0.5=53.5×2=4x26×1.5=2x7/500.5×16―16×0.1=4x9.26－X=0.40236.9÷X=0.3X÷0.5=2.693－5x＝80180-6x＝549＋4x＝400.2x－0.4＋0.5＝3.79.4x－0.4x＝16.292－4x＝207x÷6=1.416x＋34x=118x－14x=123x－42÷14=1512＋4x=5622－14x=12X+8.3=10.75x＝30x-5.6=9.4x÷0.8=903x－8＝168/503x+9=275.3+7x=7.43x÷5=4.8X-0.8X=612x+8x=4.87(x-2)=494×8+2x=36(180)(x-2)÷3=7(181)x÷5+9=21(182)(300-x)÷5=3091÷＝x1.341-3x=17五年级解方程180题答案1）(0.5+x)+x=9.8÷20.5+2x=4.92x=4.42x÷2=4.4÷2X=2.22）2(X+X+0.5)=9.82x+2x+1=9.89/504x+1-1=9.8-14x=8.84x÷4=8.8÷4X=2.23）25000+x=6x25000+x-x=6x-x5x=250005x÷5=25000÷5X=50004）3200=440+5X+X6x+440=32006x+450-450=3200-4406x=27606x÷6=2760÷6X=4605）X-0.8X=60.2x=60.2x÷0.2=6÷0.2X=30(6)12x-8x=4.84x=4.810/504x÷4=4.8÷4X=1.27.5+2X=152x+7.5-7.5=15-7.52x=7.52x÷2=7.5÷2X=3.751.2x=81.61.2x÷1.2=81.6÷1.2X=68x+5.6=9.4X+5.6-5.6=9.4-5.6X=3.8(10)x-0.7x=3.60.3x=3.60.3x÷0.3=3.6÷0.3X=12(11)91÷x＝1.391÷x×x=1.3×x1.3x=911.3x÷1.3=91÷1.311/50X=70X+8.3=10.7X+8.3-8.3=10.7-8.3X=2.415x＝315x÷15=3÷15X=0.23x－8＝163x-8+8=16+83x=243x÷3=24÷3X=83x+9=273x+9-9=27-93x=183x÷3=18÷33x=618(x-2)=27018x-36=27018x-36+36=270+3618x=30612/5018x÷18=306÷18X=1712x=300-4x12x+4x=300-4x+4x16x=30016x÷16=300÷16X=18.757x+5.3=7.47x=2.17x÷7=2.1÷7X=0.33x÷5=4.83x÷5×5=4.8×53x=243x÷3=24÷3X=830÷x+25=8530÷x+25-25=85-2530÷x=6030÷x×x=60×x13/5030=60x60x÷60=30÷60X=0.51.4×8-2x=611.2-2x+2x=6+2x11.2=6+2x2x+6-6=11.2-62x=5.22x÷2=5.2÷2X=2.6(22)6x-12.8×3=0.066x-38.4=0.066x=38.466x÷6=38.46÷6X=6.41(23)410-3x=170410-3x+3x=170+3x170+3x=4103x+170-170=410-1703x=2403x÷3=240÷314/50X=803(x+0.5)=213x+1.5=213x+1.5-1.5=21-1.53x=19.53x÷3=19.5÷3X=6.5(25)0.5x+8=430.5x+8-8=43-80.5x=350.5x÷0.5=35÷0.5X=706x-3x=183x=183x÷3=18÷3X=67(6.5+x)=87.57x+45.5=87.57x=427x÷7=42÷715/50X=60.273÷x=0.35x=0.273÷0.35X=0.78(29)1.8x=0.9721.8x÷1.8=0.972÷1.8X=0.54(30)x÷0.756=90x÷0.756×0.756=90×0.756X=68.04(31)0.1(x+6)=3.3×0.40.1x+0.6=1.320.1x=0.720.1x÷0.1=0.72÷0.1X=7.2(32)(27.5-3.5)÷x=424÷x=4x=24÷4X=69x-40=516/509x-40+40=5+409x=459x÷9=45÷9X=5x÷5+9=21x÷5+9-9=21-9x÷5=12x÷5×5=12×5X=6048-27+5x=315x+21-21=31-215x=105x÷5=10÷5X=210.5+x+21=56x+31.5-31.5=56-31.5x=24.5x+2x+18=783x+18-18=78-183x=603x÷3=60÷317/50X=20(38)(200-x)÷5=30(200-x)÷5×5=30×5200-x=150200-x+x=150+x150+x=200X+150-150=200-150X=50(39)(x-140)÷70=4(x-140)÷70×70=4×70X-140=280X-140+140=280+140X=42040）20-9x=29x=20-29x=189x÷9=18÷9X=2x+19.8=25.8X+19.8-19.8=25.8-19.8X=618/50(42）5.6x=33.65.6x÷5.6=33.6÷5.6X=643）9.8-x=3.89.8-x+x=3.8+x3.8+x=9.8X=644）75.6÷x=12.6X=75.6÷12.6X=645）5x+12.5=32.35x=19.85x÷5=19.8÷5X=3.9646）5(x+8)=1025x+40=1025x+40-40=102-405x=625x÷5=62÷519/50X=12.447）x+3x+10=704x+10=704x+10-10=70-104x=604x÷4=60÷4X=1548）3(x+3)=50-x+33x+9=53-x3x+x+9-9=53-x+x-94x=444x÷4=44÷4X=1149）5x+15=605x+15-15=60-155x=455x÷5=45÷5X=950）3.5-5x=23.5-5x+5x=2+5x5x+2=3.520/505x+2-2=3.5-25x=1.55x÷5=1.5÷5X=0.351）0.3×7+4x=12.54x+2.1=12.54x+2.1-2.1=12.5-2.14x=10.44x÷4=10.4÷4X=2.652）x÷1.5-1.25=0.75x÷1.5-1.25+1.25=0.75+1.25x÷1.5=2x÷1.5×1.5=2×1.5X=353）4x-1.3×6=2.64x-1.3×6+1.3×6=2.6+1.3×64x=10.44x÷4=10.4÷4X=2.6（54）6x+12.8=15.821/506x=36x÷6=3÷6X=0.555）150×2+3x=6903x+300=6903x+300-300=690-3003x=3903x÷3=390÷3X=13056）2x-20=42x-20+20=4+202x=242x÷2=24÷2X=1257）3x+6=183x+6-6=18-63x=123x÷3=12÷3X=4（58）2(2.8+x)=10.422/505.6+2x=10.42x=4.82x÷2=4.8÷2X=2.459）(x-3)÷2=7.5x-3）÷2×2=7.5×2X-3=15X=1860）13.2x+9x=33.322.2x=33.322.2x÷22.2=33.3÷22.2X=1.561）3x=x+1003x-x=x-x+1002x=1002x÷2=100÷2X=5062）x+4.8=7.2X=2.423/5063）6x+18=486x+18-18=48-186x=306x÷6=30÷6x=564）3(x+2.1)=10.53x+6.3=10.53x=4.23x÷3=4.2÷3X=1.465）12x-9x=8.73x=8.73x÷3=8.7÷3X=2.966）13(x+5)=16913x+65=16913x+65-65=169-6513x=10413x÷13=104÷13X=824/5067）2x-97=34.22x-97+97=34.2+972x=131.22x÷2=131.2÷2X=65.668）3.4x-48=26.83.4x-48+48=26.8+483.4x=74.83.4x÷3.4=74.8÷3.4X=2269）42x+25x=13467x=13467x÷67=134÷67X=270）1.5(x+1.6)=3.61.5x+2.4=3.61.5x=1.21.5x÷1.5=1.2÷1.5X=0.871）2(x-3)=5.825/502x-6=5.82x-6+6=5.8+62x=11.82x÷2=11.8÷2X=5.972）65x+7=13765x+7-7=137-765x=13065x÷65=130÷65X=273)9x+4×2＝.5919x+10=919x+10-10=91-109x=819x÷9=81÷9X=94.2x+2.5x＝1346.7x=1346.7x÷6.7=134÷6.7X=2010.5x+6.5x=5126/5017x=5117x÷17=51÷17X=3(76)89x-43x=9.246x=9.246x÷46=9.2÷46X=0.2(77)5x-45=1005x-45+45=100+455x=1455x÷5=145÷5X=29(78)1.2x-0.5x=6.30.7x=6.30.7x÷0.7=6.3÷0.7X=9(79)23.4=2x2x÷2=23.4÷2X=11.74x-x=48.63x=48.627/503x÷3=48.6÷3X=16.24.5x-x=283.5x=283.5x÷3.5=28÷3.5X=8(82）X-5.7=2.15X=5.7+2.15X=7.8583）5X-2X=183x=183x÷3=18÷3X=684）3X+0.7=73x+0.7-0.7=7-0.73x=6.33x÷3=6.3÷3X=2.185)3.5×2=4.2+x4.2+x=7X=7-4.228/50X=2.826×1.5=2x+102x+10=392x+10-10=39-102x=292x÷2=29÷2X=14.5(87)0.5×16―16×0.2=4x4x=4.84x÷4=4.8÷4X=1.2139.25－X=0.403X=139.25-0.403X=138.84718.9÷X=0.3X=18.9÷0.3X=6323x=14x＋2723x-14x=14x-14x+279x=279x÷9=27÷929/50X=3(91)x＋14x=7515x=7515x÷15=75÷15X=5(92）95－5x＝8095-5x+5x=80+5x5x+80=955x+80-80=95-805x=15X=393）1.8+6x＝546x=54-1.86x=52.26x÷6=52.2÷6X=8.794)6.7x－60.3＝6.76.7x=60.3+6.76.7x=676.7x÷6.7=67÷6.7X=1030/509＋4x＝534x=53-94x=444x÷4=44÷4X=112x+8=162x=16-82x=82x÷2=8÷2X=420x-14x=246x=246x÷6=24÷6X=4x+7x=88x=8X=19x-3x=66x=6X=1(100）6x-8=431/506x-8+8=4+86x=12X=2101）5x+x=96x=96x÷6=9÷6x=1.5（102）8x-8=6x8x-8+8=6x+88x-6x=6x-6x+82x=82x÷2=8÷2X=4（103)x=20x÷=20÷X=252x-6=122x-6+6=12+62x=182x÷2=18÷2X=932/50(105）7x+7=147x+7-7=14-77x=77x÷7=7÷7X=1106）6x-6=06x-6+6=0+66x=6X=1（107）5x+6=115x+6-6=11-65x=5X=1（108）2x-8=102x-8+8=10+82x=18X=9（109）2.5x-8=42.5x-8+8=4+82.5x=122.5x÷2.5=12÷2.533/50X=4.8（110）x-=7X-+=7+X=7.75（111）3x+7=283x+7-7=28-73x=213x÷3=21÷3X=73x-7=263x-7+7=26+73x=333x÷3=33÷3X=119x-x=168x=168x÷8=16÷8X=224x+x=5025x=5025x÷25=50÷2534/50X=21.2x-8=41.2x-8+8=4+81.2x=121.2x÷1.2=12÷1.2X=103x-8=313x-8+8=31+83x=393x÷3=39÷3X=136x+6=126x+6-6=12-66x=6X=13x-3=33x-3+3=3+33x=63x÷3=6÷3X=2(119)5x-3x=435/502x=42x÷2=4÷2X=2(120)2x+16=192x+16-16=19-162x=32x÷2=3÷2X=1.55x+8=195x+8-8=19-85x=115x÷5=11÷5X=2.214-6x=814-6x+6x=8+6x6x+8-8=14-86x=6X=115+6x=276x+15-15=27-156x=1236/506x÷6=12÷6X=25-8x=45-8x+8x=4+8x8x+4-4=5-48x=18x÷8=1÷8X=0.1257x+8=157x+8-8=15-87x=7X=19-2x=19-2x+2x=1+2x2x+1-1=9-12x=82x÷2=8÷2X=44+5x=95x+4-4=9-45x=537/50X=110-x=8X=10-8X=28x+9=178x+9-9=17-98x=8X=19+6x=156x+9-9=15-96x=6X=1x+9x=4+710x=1110x÷10=11÷10X=1.1(132)2x+9=172x+9-9=17-92x=82x÷2=8÷2X=438/508-4x=68-4x+4x=6+4x4x+6-6=8-64x=24x÷2=2÷4X=0.56x-7=286x-7+7=28+76x=366x÷6=36÷6X=67x-9=207x-9+9=8+207x=287x÷7=28÷7X=4(136)x-56=1X=56+1X=578-7x=18-7x+7x=1+7x39/507x+1-1=8-17x=7X=1(138)x-30=12X-30+30=12+30X=426x-21=216x-21+21=21+216x=426x÷6=42÷6X=76x-3=66x-3+3=6+36x=96x÷6=9÷6X=1.5(141)9x=189x÷9=18÷9X=24x-18=144x-18+18=14+1840/504x=324x÷4=32÷4X=8(143)5x+9=115x+9-9=11-95x=25x÷5=2÷5X=0.417-2x=1117-2x+2x=11+2x2x+11-11=17-112x=62x÷2=6÷2X=3x+4+8=23X+12=23X=23-12X=117x-12=97x-12+12=9+127x=2141/507x÷7=21÷7X=3X-5.7=2.15x=5.7+2.15X=7.855X-2X=183x=183x÷3=18÷3X=63X+0.5=53x+0.5-0.5=5-0.53x=4.53x÷3=4.5÷3X=1.53.5×2=4x4x=74x÷4=7÷4X=1.7526×1.5=2x2x=392x÷2=39÷242/50X=180.5×16―16×0.1=4x4x=6.44x÷4=6.4÷4X=1.69.26－X=0.402X=8.85836.9÷X=0.3X=36.9÷0.3X=123X÷0.5=2.6X=0.5×2.6X=1.393－5x＝8093-5X+5X=80+5X5X+80-80=93-805X=135X÷5=13÷5X=2.6(157)180-6x＝5443/50180-6X+6X=54+6X6X+54-54=180-546X=1266X÷6=126÷6X=21(158)9＋4x＝404X+9-9=40-94X=314X÷4=31÷4X=7.75(159)0.2x－0.4＋0.5＝3.70.2X-0.5+0.5-0.4+0.4=3.7-0.5+0.40.2X=3.60.2X÷0.2=3.6÷0.2X=18(160)9.4x－0.4x＝16.29X=1