五年级数学(方程)习题及答案汇编.docx
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五年级数学(方程)习题及答案汇编.docx
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五年级数学(方程)习题及答案汇编
(1)3(15x+23)=159
(2)3x-2×0.7=8.5
(3)150÷x=5
(4)6.4x-4.4x+2.7=22.7
(5)x+1.3=7.6
(6)2.2x-3.6=3
(7)37x+5.3=20.1
(8)x-1.3=2.5
(9)8x-4x=56
(10)13.8-0.5x=1.3
(11)x-17=36
(12)1.8x-1.5x=15.3
(13)(0.6x+1.8)÷2=4.5
(14)0.7+x=2.1
(15)(13x+6)÷7=12
(16)193-8x=113
(17)2x-51=125
(18)10x+8x+44=170
(19)x-0.7=7.9
(20)x+8.2=8.8
(21)2.2x-1.2x-1.5=42.5
(22)5(0.3x+2.3)=49
(23)x÷2=37
(24)5x+10x-9=126
(25)3x+11×16=230
(26)2.7x-0.8x+1.2=71.5
(27)15x÷3=3
(28)4.3x+3.8=12.4
(29)0.2x=9.6
(30)(4x+23)÷3=25
(31)3x÷18=2
(32)0.4x÷10=1.2
(33)x+14=62
(34)3x+5×2.7=24.9
(35)10x÷36=0.5
(36)7x+10x-29=124
(37)2(2x+34)=112
(38)8.8+x=17
(39)19.8-2x=15.8
(40)24x+17×1.1=30.7
(41)2.8+28x=14
(42)4(0.3x+0.6)=26.4
(43)(8.8x-8.7)÷3=14.7
(44)x+48=59
(45)39x÷15=1.3
(46)8x+5×1.7=19.7
(47)2.6÷x=0.2
(48)26x-19x+0.4=10.9
(49)5.1x+6.2x-1.8=54.7
(50)55-x=11
(51)11x-5x+34=136
(52)18x-14x=16
(53)2.6x-5.5=2.3
(54)9.2-x=8.2
(55)6x+5×23=247
(56)1.7x+0.9×6=13.9
(57)53x-4.6=11.3
(58)2x+5×3.1=24.3
(59)(2x+41)÷3=31
(60)16.2+0.6x=30
(61)67x+66x-1=132
(62)3x-14=97
(63)75x-1.6=13.4
(64)2(2.4x+3.9)=31.8
(65)x+87=186
(66)0.2x÷9=2.2
(67)x-59=24
(68)14x+13×0.7=16.1
(69)76x-5x-2.9=25.5
(70)19x-15x=16
(71)x÷15=12
(72)9x-3x=30
(73)2.5x=10
(74)5.7+x=6.7
(75)6x÷18=1.1
(76)5.4x-3.1x-3.9=9.9
(77)6x=13.8
(78)2(4x-41)=166
(79)30x-11x+1.1=52.4
(80)62x-25x-0.5=55
(81)120+99x=318
(82)11.2÷x=0.8
(83)18.3-6x=14.1
(84)(7.1x-7.6)÷2=17.5
(85)4.4x-3x=16.8
(86)2x-3.2×4=1.2
(87)0.9x+1.4x+1.4=77.3
(88)10x=90
(89)5+40x=25
(90)5x-2x-31=83
(91)1.4x+1.1=3.9
(92)46÷x=2
(93)5x-5×0.4=10
(94)6x+39=159
(95)0.6x=1.8
(96)141-3x=126
(97)55+x=119
(98)(2x+6.1)÷3=14.7
(99)2x÷30=0.5
(100)18.3-4x=14.3
(101)(3x+1.2)÷19=1.8
(102)9.9+3x=29.4
(103)9.8x+6.9x+2=102.2
(104)2x-6×26=16
(105)99-x=36
(106)(2.3x+2.6)÷24=0.3
(107)x-4.6=1.5
(108)3.3x-2.1x+3=27
(109)33x+22×0.4=28.6
(110)8.9+x=17
(111)x+5.7=9.2
(112)17.5+13x=30.5
(113)18x-6x+21=57
(114)(3x+30)÷27=4
(115)70+3x=121
(116)78-x=58
(117)13x+3.8=14.2
(118)8.4x+4.2x-4.5=45.9
(119)3x+12x-43=107
(120)(16x-16)÷8=14
(121)75x-7x+3.1=71.1
(122)1.4+x=10.2
(123)x÷25=3
(124)3x+56×3=297
(125)(8x+12)÷4=29
(126)2x+3.1=5.5
(127)17x-3x=126
(128)40x-9x-1.7=23.1
(129)x÷43=0.2
(130)39x+43x-4=61.6
(131)2(29x+9)=134
(132)x+99=140
(133)15.3-0.3x=11.4
(134)9x-3x-31=41
(135)12÷x=4
(136)86x+27=199
(137)x+0.8=10.6
(138)9x-7.9x=5.5
(139)49x+2.5=12.3
(140)(16x-4)÷4=23
(141)2.7x+7.7x=114.4
(142)19x+32x+2.6=12.8
(143)45x+59x+2.9=106.9
(144)2x+28=184
(145)3.1+2x=16.5
(146)16x-4x+4.3=28.3
(147)6(0.8x-2.3)=15
(148)2.1÷x=0.7
(149)(2.2x-8.8)÷2=5.5
(150)68-x=57
(151)12x÷6=18
(152)13(2x-24)=156
(153)x+62=127
(154)1.4x+2.9=18.3
(155)3.5x+1.4x+4.8=127.3
(156)x+85=142
(157)(11x-17)÷13=19
(158)4x+25×0.7=27.5
(159)5.6x+7.5x=91.7
(160)2x=2.4
(161)168÷x=7
(162)17x-6×2=73
(163)11x-23=32
(164)0.8x+2x-1=69
(165)20x=140
(166)16x+17x=297
(167)5(2.3x-0.4)=21
(168)(8x-44)÷11=12
(169)3x+4.1=22.1
(170)11x+57x+4.8=32
(171)9x-7.4x=9.6
(172)30x+34=184
(173)x+56=138
(174)15.7-65x=2.7
(175)x÷22=0.8
(176)2x=12.4
(177)85x-34x+3.7=59.8
(178)5.6x-4.3x+2.9=12
(179)19x+6x=200
(180)2(3x+38)=124
(181)13.4-40x=1.4
(182)4.4-x=2.7
(183)x+7.8=9.2
(184)25x+3x+4.3=40.7
(185)12(3x-38)=192
(186)11x=143
(187)x-1.1=8.3
(188)24x-2.7=16.5
(189)16x-10x-13=35
(190)9.9x+1.1x-1.7=20.3
(191)2(0.8x+7.3)=19.4
(192)5x-3.8x+4.8=12
(193)3x=16.8
(194)5.7x-3.6x+1.4=18.2
(195)3(0.6x-8.8)=29.4
(196)(9x-5.2)÷16=0.8
(197)8x-5×12=124
(198)90x-5.4=12.6
(199)2x+29=185
(200)x÷33=6
(201)41x-33x-3.8=1.8
(202)2x÷12=5
(203)9x-6.8x+4.9=20.3
(204)3x+9x+37=289
(205)(9x+15)÷2=21
(206)166-5x=96
(207)11.2+0.6x=21.4
(208)6(x+5.8)=46.8
(209)14x+5x=114
(210)3.7x+2.5x+2.3=132.5
(211)(5.4x+9)÷36=2.2
(212)8.3-x=1.6
(213)5x-17=23
(214)2.8x-2.4x=6.4
(215)8x+3.9=7.9
(216)11.3+0.5x=23.3
(217)0.8x÷4=2.6
(218)6.4+x=13.8
(219)19x-50=45
(220)19x+18x+16=238
(221)2.3x-1.2x=40.7
(222)5.6x+6.2x+0.5=94.9
(223)6x+49×0.4=35.2
(224)(10x+37)÷3=19
(225)4x+6×18=284
(226)4x=10.4
(227)20x+24x-2.9=71.9
(228)20x÷10=1.6
(229)3(27x-16)=195
(230)x÷2=3.1
(231)x÷4=1.5
(232)4(x-28)=84
(233)6x+2x=96
(234)x÷4=0.4
(235)3(4.2x-4.6)=36.6
(236)16.8-1.3x=12.9
(237)6.8-x=5.5
(238)9x+11x=60
(239)x÷3=7
(240)0.8x-1.1×10=9
(241)3.3x-1.5=15
(242)0.3x+0.9×22=26.1
(243)x-54=10
(244)4x-20×0.4=5.6
(245)2.6x+0.7x=46.2
(246)1.1+30x=19.1
(247)2x+27=93
(248)5x=200
(249)x+5=10.7
(250)x-76=21
(251)59x+80x-3=66.5
(252)11.9÷x=1.7
(253)2x+82x-4.4=37.6
(254)9.6x-2.5x-0.7=70.3
(255)11x+15x=78
(256)5.5+5x=12.5
(257)0.6x+5.5=16.9
(258)19.7-0.3x=9.5
(259)9x=18
(260)18.7-0.6x=16.9
(261)44÷x=4
(262)14x-4x-16=44
(263)139+11x=304
(264)2.5+2.7x=16
(265)4.9x-1.2x-4.8=10
(266)0.4÷x=0.2
(267)2(27x+15)=192
(268)3.1x+1.9=20.5
(269)4.8x+6.2x=143
(270)2x+8x=240
(271)16x-9x-24=32
(272)3x-9×8=120
(273)7.2x+8.5x-1.7=123.9
(274)12x÷84=0.2
(275)1x-5=3
(276)5.5x-1.9=14.6
(277)0.6x+4.9x+0.2=104.7
(278)x-4.7=4.5
(279)(17x-48)÷5=4
(280)53x=159
(281)40x+79x-2.5=33.2
(282)18x+14x+11=299
(283)12.3÷x=0.3
(284)6.9-x=3
(285)x+4.1=12.5
(286)11x-7x=68
(287)28+x=50
(288)4.8x+4.2x+1.4=37.4
(289)10x=3
(290)5(4.5x-7.9)=5.5
(291)(8x+2.9)÷3=14.3
(292)1x+3x+2.7=114.7
(293)(17x-16)÷7=5
(294)7x+2.1=14.7
(295)x+19=94
(296)8x÷6=20
(297)x-5=84
(298)4x-6×31=14
(299)68+2x=84
(300)18.4+1x=31.4
(301)2x÷4=9
(302)10x-2x=64
(303)0.7x+3=5.1
(304)3x+4x=252
(305)2.1x+0.3x+4=73.6
(306)3x+6x+34=322
(307)22x-6×9=56
(308)18.7+1.1x=20.9
(309)0.9x÷3=4.8
(310)14x-8x+2=36.2
(311)1.3x-1.3=6.5
(312)4x-47=109
(313)7x+2x+2.5=89.8
(314)4x+33×0.3=23.1
(315)2.1x-3.5×3=4.2
(316)(1.3x+3.9)÷8=2.6
(317)17x-12x=45
(318)2(18x-16)=148
(319)13.6-2x=7.8
(320)31x+57x+1.4=89.4
(321)30x=90
(322)3.7x-4.1=10.7
(323)x-18=22
(324)x-7=16
(325)2(x+45)=138
(326)35x-2x+3.8=33.5
(327)96+x=114
(328)8(0.2x-1.3)=48.8
(329)(8.5x-4.2)÷3=15.6
(330)0.2x=3.8
(331)3.7x-3.1x=6
(332)2x=14.8
(333)10.9-0.3x=5.2
(334)8.7+x=9.1
(335)12.1+0.6x=27.1
(336)18x-11x+13=62
(337)2x-5×9=51
(338)9.4x-1.8=17
(339)96+x=140
(340)4.3x-1.5x+4.6=29.8
(341)x-2.8=7.1
(342)1x÷3=3
(343)14x=5.6
(344)(15x-29)÷13=7
(345)8x-1.7=16.7
(346)x-11=14
(347)54x-20x-3.2=47.8
(348)x+89=150
(349)x÷6=18
(350)180÷x=36
(351)92x-2x+0.5=90.5
(352)3(0.8x-4.3)=39.9
(353)76-x=28
(354)2(4x+48)=128
(355)22x÷44=2
(356)3.6x+5.5x-3.5=160.3
(357)2.4x+7.6x=50
(358)x÷4=3.2
(359)4x+24×8=216
(360)7.3x+2.3x=86.4
(361)129+4x=181
(362)2(3x-5.9)=48.2
(363)42-x=12
(364)13.7-3x=6.2
(365)16.6-3x=8.8
(366)19x+15x-23=113
(367)9.4-x=7.5
(368)3(2x+2.2)=30.6
(369)2(x+6)=16
(370)189+2x=361
(371)12x+4x+7=151
(372)(0.2x+5.9)÷11=0.7
(373)4.2x-3.2x-3.8=4.2
(374)5x+4x-41=94
(375)29x÷87=2
(376)3x=12
(377)15.5÷x=0.5
(378)13.1+2.6x=28.7
(379)6x-23×6=42
(380)2x+1.9=7.9
(381)3x-27=18
(382)0.3x=3.6
(383)16x+9x-19=231
(384)x÷24=0.3
(385)20x+2×48=296
(386)14x+18x-1.8=119.8
(387)x÷21=4
(388)(10x+15)÷3=35
(389)5x+18x-36=171
(390)21x+74×2=274
(391)9x-6x+40=94
(392)18.2+8x=23.8
(393)2.6x-0.4x-3.9=73.1
(394)0.6x+1.7×8=26.8
(395)17.2-4.9x=7.4
(396)4.4x+2.8×7=28.4
(397)106-4x=22
(398)0.3x-4.6×2=1.6
(399)16x-2x=56
(400)4x=16
(401)2.2x-2x-2.4=4.8
(402)0.4x÷98=0.2
(403)2x=100
(404)12x-6x+31=55
(405)x÷4=4
(406)18÷x=2
(407)1x-1.6×6=5.4
(408)1.7x+1.1x-1.4=23.8
(409)0.4x-0.5×2=2.2
(410)10x-3.7=3.3
(411)24x-43×0.4=2
(412)3x-4×1=1.4
(413)77x÷7=2.2
(414)14x+6x-3=157
(415)2(20x+15)=190
(416)80x-41x-3.3=35.7
(417)2(9x-34)=76
(418)4.1x+2.2×2=12.6
(419)(2.5x+8.5)÷5=10.7
(420)x-1.1=3
(421)6x-2.6x=23.8
(422)1.2x+1.6×5=11.6
(423)69x-5x+1.9=78.7
(424)(4.9x-8.5)÷5=8.1
(425)7x-4.8=12
(426)2x+4.6=20.2
(427)10x-42×0.2=2.6
(428)6.3+1.8x=15.3
(429)15.9-2x=4.5
(430)196÷x=49
(431)0.4x÷3=2
(432)8.3+x=9.5
(433)71x+87x+2.6=34.2
(434)1.2x-0.5×16=4
(435)13x-2x-26=62
(436)5x+9x-24=214
(437)19x+34x+3.2=130.4
(438)10÷x=1
(439)5x-26=109
(440)1.7x-1.1=4
(441)x-22=22
(442)19x-11x+24=80
(443)73+4x=249
(444)(8x+6)÷7=34
(445)190÷x=5
(446)162-3x=156
(447)25x-19x-0.8=4.6
(448)4x-15×0.2=7.8
(449)2(3x-42)=30
(450)8x+5.1x=104.8
(451)6x-2.5x=21
(452)73-x=27
(453)0.2x=12.6
(454)3x÷12=0.4
(455)28+x=123
(456)5.1x+2x-1.6=104.9
(457)19x-7x+21=117
(458)14x-7x+40=96
(459)3.9x+1.7x-2.8=58.8
(460)0.5x-1.8×3=2.1
(461)34x+14x-1=133.4
(462)3(0.5x+2.5)=48
(463)91-x=82
(464)3x÷11=15
(465)13.4-2.4x=3.8
(466)(3.1x-0.2)÷2=9.2
(467)x+8.4=17.4
(468)x+7.3=12.6
(469)5.9x=17.7
(470)7.5-x=6.9
(471)5(2.1x+2.5)=33.5
(472)(14x-
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