五年級數(shù)學(xué)(方程)習(xí)題及答案匯編

五年級數(shù)學(xué)(方程)習(xí)題及答案匯編(1)4x-5×3=157(2)8.7x+7.6x+0.7=114.8(3)7x-5x-2=18(4)x÷56=0.3(5)11.5+66x=31.3(6)36÷x=6(7)3.5x+3.8x=124.1(8)x-3=40(9)9.5-x=5.8(10)x÷35=0.3(11)80-29x=22(12)12x=4.8(13)3x+4x=119(14)4x÷9=1.2(15)4x-59=13(16)x+2.6=5.5(17)8.2x+2.3x=31.5(18)(12x-12)÷6=26(19)8(0.3x+1.1)=49.6(20)10.5+10x=28.5(21)84x-40x-4=35.6(22)11x+10x+25=403(23)17x=6.8(24)(9.5x-5.7)÷7=1.9(25)(9x+36)÷5=27(26)x-3.6=2.3(27)13x+6x=76(28)0.2x=12(29)3x+6x=90(30)6x+40=178(31)5(2.7x+1.5)=34.5(32)0.5x-4.1=9.4(33)2.1x+0.2×7=20.3(34)1÷x=0.2(35)5(1.1x-8.6)=34(36)1.9x-0.8×5=3.6(37)7.1x+1.9x+0.3=18.3(38)1.9x+4.5x=38.4(39)1.4x+0.2×20=8.2(40)x-39=59(41)24x+8×0.4=10.4(42)18x+19x-23=88(43)22x-19x+2.2=12.7(44)24x÷16=0.9(45)0.2x+1=2.8(46)0.5x-2.9=14.6(47)13x-6x-31=39(48)(2.3x-8.3)÷4=3.1(49)3x-2.6x=8(50)(3.3x-7.7)÷11=2(51)(4x-26)÷18=1(52)5.4x-4.3x+3.3=13.2(53)6.3x-0.7x=84(54)7.6-x=5.1(55)0.3x-4.4=13.3(56)4x-32=84(57)x÷10=1.9(58)18.9÷x=0.3(59)x-2.8=2.6(60)(11x+32)÷49=2(61)2x+5.7=23.7(62)146÷x=2(63)4.2+x=12.2(64)66x=13.2(65)(0.8x+2.4)÷12=0.4(66)7x+5x-36=144(67)x+1.3=9.3(68)(0.6x-1.2)÷8=0.3(69)2.5x-1.6x-4.5=28.8(70)65x-3.5=9.5(71)14x-6x-24=40(72)13x-3x+4.6=47.6(73)21x+16×6=285(74)(5x-5)÷2=25(75)24+2x=134(76)5.8x+1.9=19.3(77)(8x+28)÷12=13(78)5.3-x=2.8(79)2.6x+0.7x+1.6=80.8(80)(14x+26)÷41=2(81)12x-10x+11=43(82)0.9x+4.5=13.5(83)(5.1x+9.8)÷5=9.1(84)82x+64x-2.6=85(85)101-20x=61(86)17.6-2x=9.6(87)67x-29x-0.7=18.3(88)(6x+45)÷41=3(89)x÷11=16(90)1.1x-1.6=17.1(91)54+3x=195(92)4.5x÷9=1.5(93)76x+75x+1.7=122.5(94)3x=84(95)1x-0.2x=60.8(96)22x+62x-3.3=63.9(97)5(14x-13)=75(98)(7.3x-3.9)÷13=7(99)x+35=65(100)5x=120(101)60x+90x-3.2=101.8(102)3.5-x=2.6(103)4.1+1.6x=20.1(104)2.5x+1.1=21.1(105)42x=12.6(106)49-x=45(107)0.7x-1.8×4=1.2(108)57x-47x-3.4=5.6(109)14.3-0.6x=8.9(110)6(2x-20)=120(111)7x+19x+47=125(112)144÷x=48(113)3x+4.5x=82.5(114)(2.9x-3.2)÷11=3.4(115)17x-13x=20(116)2(0.2x-3.4)=4.8(117)7x-4.7=10(118)28x+2×65=242(119)4.1x+0.8x+1.5=21.1(120)1.6x+0.3x=77.9(121)8x÷6=4(122)15.1-12x=11.5(123)10.9+14x=17.9(124)3x+19×9=285(125)175-17x=90(126)3(4.1x-6.1)=18.6(127)2x-2.6=17.4(128)4.8x-3.6=15.6(129)3x-1.8=15.3(130)7.7x+4.7x-1.7=109.9(131)15.3-5x=5.3(132)x-3.3=1.7(133)15x+14x-7=341(134)x+2.2=5.8(135)x-64=17(136)59+x=61(137)0.9x-2.1=15(138)6(x+13)=102(139)61-6x=49(140)(5.3x-6.4)÷2=23.3(141)(7x+21)÷11=7(142)199+73x=345(143)6(0.4x-0.9)=13.8(144)5.8x÷29=0.4(145)2x+26=226(146)9x+1.1=8.3(147)x÷13=10(148)12x+13x+13=88(149)17x-2×1.8=4.9(150)14.4-0.2x=6.8(151)2(0.5x-2.4)=34.2(152)5x+1.8=2.8(153)14.2÷x=0.2(154)x÷19=0.8(155)8x+33=201(156)x-9=46(157)x+0.7=10.3(158)3x-2×9=93(159)10x+33×0.5=20.5(160)(4.4x+2.2)÷14=3.3(161)2x-2×0.4=2.2(162)153+2x=263(163)6(x+6)=114(164)3x+1.5×5=13.5(165)3x+6×17=168(166)3x+11x-18=52(167)4x+5×38=318(168)159+3x=261(169)52x+78x+3.6=55.6(170)6x-15=21(171)6x+9×0.5=18.3(172)55x-36x-1=14.2(173)4x=80(174)7x-2x+5=110(175)3(x+9.5)=34.5(176)3x-4×19=95(177)84x+54x-0.6=82.2(178)8.6-x=4(179)4x-1.8x=37.4(180)(12x+30)÷9=30(181)96x+29=221(182)8x-7.8x+4.1=5.1(183)16.6-3x=12.4(184)100x-59=141(185)0.7x=14(186)x÷15=0.6(187)x+11=90(188)2(7x+38)=160(189)17x+14x+41=382(190)23x-37=55(191)11x+3x+21=189(192)x+48=146(193)11(0.2x+0.4)=41.8(194)5.6÷x=2.8(195)14.8-0.2x=1(196)1.1x+1.1×15=27.5(197)3x+3.7=14.5(198)28-x=18(199)(8.9x-6.4)÷5=9.4(200)9.4x+6.4x+0.6=111.2(201)6.2-26x=1(202)11x-7x+45=117(203)4x-2x=18(204)2.6x+8.6x-3.5=52.5(205)3.3+1.1x=14.3(206)59x+1.1=12.9(207)37x+39×0.3=19.1(208)(0.7x+9)÷2=8(209)14x-10x=16(210)0.6x+0.8x-0.5=26.1(211)90x-3x-3.2=83.8(212)8.8+22x=13.2(213)8x-5.9x-0.7=18.2(214)x-2.2=2.4(215)18x÷9=14(216)0.5x=13.5(217)3.6+0.6x=18(218)24x+4x-1.5=60.1(219)15x-6x-3=69(220)5(2.5x-6.5)=17.5(221)17-x=13(222)8x=2.4(223)6x+19x+14=64(224)82x÷41=4(225)5.5+2.7x=13.6(226)4+x=5.4(227)5x+16×6=296(228)2x=24(229)113+2x=171(230)5x-24×5=70(231)15x+6x-32=178(232)0.2x+2=15.8(233)2(6x-3)=90(234)3.9x÷15=1.3(235)64-x=11(236)x÷75=0.2(237)x÷4=10(238)6x+6×29=234(239)6x+2.2x-1.8=22.8(240)x+38=65(241)8x+13x+10=157(242)0.4x+0.9x-0.8=8.3(243)(6x+9.3)÷3=23.1(244)7x-9×1.5=2.6(245)9x+4.8=22.8(246)7x-5x-11=27(247)12.8-2x=10.4(248)0.8x=8(249)6x÷8=12(250)(1.9x-5.6)÷13=2.2(251)2.1x+3.8×5=27.4(252)7.7-0.5x=3.7(253)11x-22=132(254)46+x=97(255)0.4x=20(256)11x-9x+40=68(257)86x+42x+2.6=117.8(258)2x-27×2=24(259)1x+0.2×13=11.6(260)6x-2=16.6(261)12x-3x+20=119(262)104÷x=13(263)4.3x-2.8×3=4.5(264)8x-5.8x+2.4=26.6(265)6(11x-13)=120(266)2x=150(267)7.2-x=5.4(268)15.6-6x=10.8(269)150÷x=25(270)x+2.7=10.4(271)13x-5x=16(272)3(x-4)=126(273)2.2x-1.8=11.4(274)14(0.3x+1.8)=33.6(275)0.7x+5=21.1(276)89x-17x+3.6=82.8(277)14.3+17x=27.9(278)171-2x=17(279)2x-18=42(280)6.7x+3.8x=94.5(281)61-x=41(282)11(x-36)=143(283)(13x+36)÷28=5(284)x+83=118(285)(11x-4)÷19=5(286)1.3x+2.2=21.7(287)(3.3x+2.1)÷9=2.8(288)5x+60x+1.1=105.1(289)8.7÷x=0.3(290)x-34=40(291)2x-20=112(292)5.4x-2.3x+1.3=23(293)x÷5=1.6(294)133÷x=7(295)2.9x-3.4×2=7.7(296)5(0.8x-4.1)=15.5(297)10x-3x+12=47(298)1.2x=10.8(299)39x-20x+1.4=31.8(300)76x÷4=3.8(301)10x÷20=0.9(302)x÷22=2(303)2(8x+20)=184(304)(8x-8)÷2=112(305)198-5x=168(306)x÷9=1.8(307)15(0.5x-2.1)=21(308)5.4+x=7.4(309)8.7+0.6x=24.3(310)22x+29=205(311)x+1.7=10.5(312)3(x+3)=153(313)14x-8x=60(314)23x+4.8=14(315)12x-3x+5=104(316)10.6+0.2x=28(317)5(11x+16)=190(318)19.5-0.3x=18.9(319)4x+2x-30=102(320)5x+3x=96(321)17x-5x-4.9=22.7(322)9x=18(323)1.6x÷4=2.8(324)2.1x=6.3(325)0.2x-0.9×4=5.4(326)91x-59x-0.2=9.4(327)7.7x+2.2x=39.6(328)45x+1=10(329)3.9x-1.3x-4.3=50.3(330)15.2+11x=30.6(331)x+96=132(332)16x÷4=2.8(333)16x=112(334)3x-2.1=15.6(335)21x-37=89(336)6.6+3.8x=21.8(337)2.2x÷4=4.4(338)3.3÷x=1.1(339)7x-5x-16=32(340)x-23=24(341)10x-5x=55(342)(0.9x+9.8)÷23=0.7(343)x+5=99(344)2x+3x=170(345)2.9x-2.6×2=6.4(346)x÷63=3(347)26x-9×0.4=14.6(348)100÷x=2(349)53+x=95(350)x÷4=22(351)10-12x=6.4(352)15+x=84(353)3x+16x=190(354)5.2x-1.6x+3.4=25(355)55x+80x-0.7=134.3(356)4.9x+1.6x=110.5(357)11x-4x+17=122(358)0.4x+1.3×12=20.4(359)4x-4×4=2.4(360)4x÷20=10(361)8.4+x=13.2(362)8x÷12=0.6(363)x-0.9=7.5(364)12.2-0.6x=7.4(365)91x+18x-1.8=63.6(366)22x+18×0.5=17.8(367)9x-4x=105(368)16.9÷x=1.3(369)129+2x=287(370)1.6x-0.4x-1.4=38.2(371)7x-6.6x+0.4=4.4(372)1.8x÷30=0.6(373)2(0.4x+5.3)=23.4(374)17.1+0.5x=27.1(375)59+x=96(376)88x-4.5=13.1(377)3x+18=108(378)7.4x+9.8x-3.3=134.3(379)4.7x+2.4x+0.4=85.6(380)1.1x+1.6x-4.4=63.1(381)5x+2×51=137(382)5x+30=80(383)3x-0.5×19=2.5(384)9.7x-8x-3.4=3.4(385)39÷x=13(386)85+x=149(387)(5.2x+7.6)÷18=3.6(388)7.9-x=7.4(389)2.2x+3.8×4=35(390)x+3.7=13.3(391)7x+3x-10=160(392)13x+8x+15=162(393)x+84=88(394)29x+11×1.2=27.7(395)1x-0.7x-0.4=23.3(396)5.5x+5.8x-2.2=133.4(397)74x-69x-2=2(398)(10x-21)÷3=43(399)x+24=64(400)2(16x-44)=72(401)7x÷3=2.8(402)16.4+0.3x=32(403)3.2x+3.2=9.6(404)4.4+x=9.5(405)3.6x-4=14(406)9x=14.4(407)6x+3×1.7=22.5(408)x-5.3=3.2(409)12x-5x-6=43(410)16x+19×0.9=33.1(411)x+6.9=8.9(412)19x+1.5=7.2(413)(6x-42)÷9=12(414)16.4÷x=0.2(415)0.2x÷66=0.3(416)7.7x-3.6x-0.8=23.8(417)9.9-4x=5.1(418)3(18x-20)=102(419)9x-5x=56(420)x-0.9=5.8(421)8.6+4x=21.4(422)x-4.3=2.8(423)186÷x=3(424)2.7x+5.7x+0.9=59.7(425)2x÷4=29(426)44x÷22=8(427)13x+64x-3.8=42.4(428)0.7x=2.8(429)x-60=24(430)9.1+x=17.2(431)3(2.3x+0.4)=42.6(432)2.7+x=5(433)8x÷32=6(434)2(1.4x+3.6)=32.4(435)(19x-42)÷9=8(436)39x+23=218(437)10x+8x=270(438)1.1x+1.3x+2.7=141.9(439)16x-2.2=1(440)17x=51(441)26x+67x+2.4=67.5(442)2(x+31)=94(443)76x-13x+4.7=36.2(444)x-15=76(445)16x-5x-2.3=18.6(446)15x-2×16=118(447)5.1x-2.3x=22.4(448)1.1x-0.7x-2.5=11.5(449)5x+15x+0.5=108.5(450)4x-6×9=138(451)31+13x=213(452)73x-22x+3.1=64.3(453)32x=6.4(454)2(3x+23)=190(455)6x-3x-28=26(456)84-x=36(457)6.3x-1.5x-2.7=21.3(458)5.5x-2.5x+2.8=8.8(459)8.7x÷6=2.9(460)5.5-x=5.2(461)5(5.9x-9.1)=13.5(462)16x-6x-24=16(463)4.8x-2.8x=40(464)5.7+x=10.6(465)16.8÷x=0.8(466)78x-35x+4=12.6(467)4x-1.5x+0.8=13.3(468)16x-2x+4.4=64.6(469)171-9x=126(470)48x=9.6(471)69x+46x+4.1=84.6(472)13.7-0.8x=9.7(473)16x+12x+33=341(474)14+5x=27(475)62-x=42(476)14x÷7=22(477)114-24x=18(478)9x-2.8=1.7(479)0.4+x=1.5(480)68-x=33(481)93-x=61(482)(6x-6)÷15=8(483)5x÷65=0.3(484)(19x+46)÷21=4(485)63+x=105(486)66+x=126(487)3x+4x-11=262(488)161+10x=301(489)9x+15×11=192(490)3.9x-2.2×5=4.6(491)7(2x+2)=112(492)7.4-x=2.3(493)x÷28=7(494)2x+24=66(495)2.3x-1.7x=11.4(496)9.4x-4.6x+0.4=19.6(497)139-3x=25(498)19x+90x+0.9=88.1(499)3x-3×37=87(500)0.9x-2.4=12.9(501)3(1.3x+0.2)=47.4(502)9.4-2x=4.2(503)94x+17x+3.4=103.3(504)x-61=16(505)17+81x=33.2(506)13.1-4x=9.5(507)50x-28x+2.2=28.6(508)2x-72×2=10(509)3x÷39=0.4(510)6x+19x-3=97(511)10x+13x=207(512)0.5x÷10=0.6(513)x-3.1=2.6(514)5x=19.5(515)8.2x-6.2x=18(516)19x-5x=112(517)2.4x+0.3x+0.7=60.1(518)23x+37×0.2=21.2(519)4.2x+1.8×2=16.2(520)9.5x+1.2x-2.6=83(521)x÷2=36(522)x÷3=38(523)0.8x+7.8x=60.2(524)(1.3x+9.9)÷24=0.9(525)2.1x=18.9(526)12x-5×1=11.8(527)8x+10x-3.5=100.9(528)48x-43×0.3=1.5(529)x+8.3=12.2(530)x÷8=0.8(531)4(7x-27)=60(532)12x-4x+37=77(533)5x=70(534)4.8x-0.3×26=11.4(535)9.1x-0.4x=26.1(536)13x-2×3.7=4.3(537)11x+2x=169(538)33x+2.9=9.5(539)4x-4×1.7=3.2(540)83+x=133參考答案(1)x=43(2)x=7(3)x=10(4)x=16.8(5)x=0.3(6)x=6(7)x=17(8)x=43(9)x=3.7(10)x=10.5(11)x=2(12)x=0.4(13)x=17(14)x=2.7(15)x=18(16)x=2.9(17)x=3(18)x=14(19)x=17(20)x=1.8(21)x=0.9(22)x=18(23)x=0.4(24)x=2(25)x=11(26)x=5.9(27)x=4(28)x=60(29)x=10(30)x=23(31)x=2(32)x=27(33)x=9(34)x=5(35)x=14(36)x=4(37)x=2(38)x=6(39)x=3(40)x=98(41)x=0.3(42)x=3(43)x=3.5(44)x=0.6(45)x=9(46)x=35(47)x=10(48)x=9(49)x=20(50)x=9(51)x=11(52)x=9(53)x=15(54)x=2.5(55)x=59(56)x=29(57)x=19(58)x=63(59)x=5.4(60)x=6(61)x=9(62)x=73(63)x=8(64)x=0.2(65)x=3(66)x=15(67)x=8(68)x=6(69)x=37(70)x=0.2(71)x=8(72)x=4.3(73)x=9(74)x=11(75)x=55(76)x=3(77)x=16(78)x=2.5(79)x=24(80)x=4(81)x=16(82)x=10(83)x=7(84)x=0.6(85)x=2(86)x=4(87)x=0.5(88)x=13(89)x=176(90)x=17(91)x=47(92)x=3(93)x=0.8(94)x=28(95)x=76(96)x=0.8(97)x=2(98)x=13(99)x=30(100)x=24(101)x=0.7(102)x=0.9(103)x=10(104)x=8(105)x=0.3(106)x=4(107)x=12(108)x=0.9(109)x=9(110)x=20(111)x=3(112)x=3(113)x=11(114)x=14(115)x=5(116)x=29(117)x=2.1(118)x=4(119)x=4(120)x=41(121)x=3(122)x=0.3(123)x=0.5(124)x=38(125)x=5(126)x=3(127)x=10(128)x=4(129)x=5.7(130)x=9(131)x=2(132)x=5(133)x=12(134)x=3.6(135)x=81(136)x=2(137)x=19(138)x=4(139)x=2(140)x=10(141)x=8(142)x=2(143)x=8(144)x=2(145)x=100(146)x=0.8(147)x=130(148)x=3(149)x=0.5(150)x=38(151)x=39(152)x=0.2(153)x=71(154)x=15.2(155)x=21(156)x=55(157)x=9.6(158)x=37(159)x=0.4(160)x=10(161)x=1.5(162)x=55(163)x=13(164)x=2(165)x=22(166)x=5(167)x=32(168)x=34(169)x=0.4(170)x=6(171)x=2.3(172)x=0.8(173)x=20(174)x=21(175)x=2(176)x=57(177)x=0.6(178)x=4.6(179)x=17(180)x=20(181)x=2(182)x=5(183)x=1.4(184)x=2(185)x=20(186)x=9(187)x=79(188)x=6(189)x=11(190)x=4(191)x=12(192)x=98(193)x=17(194)x=2(195)x=69(196)x=10(197)x=3.6(198)x=10(199)x=6(200)x=7(201)x=0.2(202)x=18(203)x=9(204)x=5(205)x=10(206)x=0.2(207)x=0.2(208)x=10(209)x=4(210)x=19(211)x=1(212)x=0.2(213)x=9(214)x=4.6(215)x=7(216)x=27(217)x=24(218)x=2.2(219)x=8(220)x=4(221)x=4(222)x=0.3(223)x=2(224)x=2(225)x=3(226)x=1.4(227)x=40(228)x=12(229)x=29(230)x=38(231)x=10(232)x=69(233)x=8(234)x=5(235)x=53(236)x=15(237)x=40(238)x=10(239)x=3(240)x=27(241)x=7(242)x=7(243)x=10(244)x=2.3(245)x=2(246)x=19(247)x=1.2(248)x=10(249)x=16(250)x=18(251)x=4(252)x=8(253)x=14(254)x=51(255)x=50(256)x=14(257)x=0.9(258)x=39(259)x=9(260)x=3.1(261)x=11(262)x=8(263)x=3(264)x=11(265)x=3(266)x=75(267)x=1.8(268)x=0.8(269)x=6(270)x=7.7(271)x=2(272)x=46(273)x=6(274)x=2(275)x=23(276)x=1.1(277)x=0.8(278)x=77(279)x=30(280)x=9(281)x=20(282)x=49(283)x=8(284)x=35(285)x=9(286)x=15(287)x=7(288)x=1.6(289)x=29(290)x=74(291)x=66(292)x=7(293)x=8(294)x=19(295)x=5(296)x=9(297)x=5(298)x=9(299)x=1.6(300)x=0.2(301)x=1.8(302)x=44(303)x=9(304)x=29(305)x=6(306)x=16.2(307)x=7(308)x=2(309)x=26(310)x=8(311)x=8.8(312)x=48(313)x=10(314)x=0.4(315)x=11(316)x=87(317)x=2(318)x=2(319)x=22(320)x=12(321)x=2.3(322)x=2(323)x=7(324)x=3(325)x=45(326)x=0.3(327)x=4(328)x=0.2(329)x=21(330)x=1.4(331)x=36(332)x=0.7(333)x=7(334)x=5.9(335)x=6(336)x=4(337)x=8(338)x=3(339)x=24(340)x=47(341)x=11(342)x=7(343)x=94(344)x=34(345)x=4(346)x=189(347)x=0.7(348)x=50(349)x=42(350)x=88(351)x=0.3(352)x=69(353)x=10(354)x=6(355)x=1(356)x=17(357)x=15(358)x=12(359)x=4.6(360)x=50(361)x=4.8(362)x=0.9(363)x=8.4(364)x=8(365)x=0.6(366)x=0.4(367)x=21(368)x=13(369)x=79(370)x=33(371)x=10(372)x=10(373)x=16(374)x=20(375)x=37(376)x=0.2(377)x=30(378)x=8(379)x=12(380)x=25(381)x=7(382)x=10(383)x=4(384)x=4(385)x=3(386)x=64(387)x=11(388)x=0.5(389)x=9(390)x=9.6(391)x=17(392)x=7(393)x=4(394)x=0.5(395)x=7