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)15.9÷x=0.3
(2)7.4-x=3.6
(3)4x-3×1.7=3.7
(4)16.5+2x=27.5
(5)5x-9×8=83
(6)4.7x-3.3x=4.2
(7)x+53=80
(8)10.7+4.3x=19.3
(9)(4x-10)÷3=26
(10)19x-7x=72
(11)x-5=62
(12)18x-12x+46=58
(13)15x-9x+0.7=36.1
(14)47x-1.8=12.3
(15)7.9x-6.7x+3.3=8.1
(16)12x=4.8
(17)6.1x+3.9x=50
(18)6.5x-3.3x+1.7=40.1
(19)7.1-x=5.3
(20)11.5÷x=0.5
(21)x+77=84
(22)x+2.3=10
(23)9.1x+4.5x-1=135
(24)0.5x-1=6
(25)2.1x+0.2x=18.4
(26)x-41=47
(27)0.6x÷3=4
(28)0.5+x=2
(29)5x-3×2.9=10.3
(30)6.3x-5.4x=2.7
(31)2.5x-1.8x-2=12.7
(32)140+2x=296
(33)x÷56=3
(34)15x+86x+2.6=103.6
(35)10.8÷x=0.6
(36)x÷34=0.4
(37)2(7x+12)=94
(38)3(0.2x+8.1)=40.5
(39)8.5x+3.7x+3.5=101.1
(40)3.9x-1.5x+1.2=15.6
(41)x÷4=2
(42)33+x=40
(43)72x+39=183
(44)127-5x=62
(45)15.7-0.6x=7.3
(46)8.5-x=4.3
(47)16x-5.6=13.6
(48)8.4x+5.1x+4.8=153.3
(49)6.1x-3x=31
(50)14.6-63x=2
(51)(9.1x+6.1)÷3=26.3
(52)3(x+33)=189
(53)3x-6×13=21
(54)3.7x+2.6x-0.7=11.9
(55)50+x=138
(56)41x+18x-4.7=136.9
(57)3x+4×0.5=11.6
(58)4.9x+3.9x-2.9=111.5
(59)1.6x+3.6x-2.1=70.7
(60)(5.1x+8.7)÷3=21.6
(61)9x=171
(62)37x+25x-4.4=132
(63)8x-2x-3=69
(64)7x+8x+31=181
(65)16x÷4=8
(66)6.8x+5.5x+0.6=37.5
(67)17x-8x=27
(68)2(x+9)=32
(69)(5.7x-4.5)÷9=3.3
(70)5x+3x+21=277
(71)x÷4=10
(72)2(2x-37)=110
(73)22x-16x+2.7=26.1
(74)5.7-x=2.6
(75)53x-45x-2.1=1.1
(76)3x+9×21=339
(77)2(3x-5)=44
(78)x÷52=2
(79)4.5-x=1.2
(80)47x-35x+2.3=8.3
(81)23x+25x+1.1=53.9
(82)2(2x+8)=124
(83)10(x-8)=150
(84)58x+84x+2.6=130.4
(85)19-0.4x=16.6
(86)x+64=109
(87)10.8+14x=30.4
(88)32x+4.9=20.9
(89)85-14x=29
(90)96÷x=16
(91)74x+61x+4.3=85.3
(92)(3.9x+2)÷38=1.9
(93)x-15=35
(94)(8.1x-3)÷3=4.4
(95)8.6÷x=4.3
(96)x÷12=11
(97)1x-5.5=14.5
(98)x÷33=0.4
(99)2.1x=4.2
(100)40x-7x+2.4=22.2
(101)(3x+36)÷3=32
(102)78-x=53
(103)x÷5=35
(104)2x-4×6=172
(105)55x-41x-2.3=22.9
(106)12x+14x+12=90
(107)6.6-x=4.3
(108)11x+15x=156
(109)34x+19×0.7=26.9
(110)25x÷5=35
(111)x-1.6=3.6
(112)5x-3x+22=78
(113)193+2x=305
(114)10x+2x-41=115
(115)6.4x+7.8x+2.9=173.3
(116)2.8x+1.7=18.5
(117)7(0.2x+5.1)=49.7
(118)(14x+48)÷46=5
(119)17.1+6.8x=30.7
(120)4x÷17=8
(121)(7x+21)÷7=20
(122)3(1.5x-2.7)=5.4
(123)3(0.4x+6.6)=30.6
(124)2x÷14=0.5
(125)15x÷6=30
(126)3x+4×0.7=7.6
(127)4.9x-1.9=7.9
(128)8.5+x=12.7
(129)17.3+2x=25.7
(130)3x-6×24=12
(131)5x-3x+13=85
(132)9.1x-0.7x-1.6=23.6
(133)58x+95x+2=155
(134)10x-5x+6=16
(135)4.4x-3.4x=15
(136)5x-4×0.2=5.2
(137)14x-2x=60
(138)11x-17×0.4=4.2
(139)23x+35×0.5=24.4
(140)6x÷16=12
(141)x÷3=1.3
(142)x-4.4=3.1
(143)55x+34=144
(144)8-x=3.1
(145)3.8x-0.4x-4.1=80.9
(146)13x+22=87
(147)x-0.7=1.5
(148)x+9.9=14.8
(149)5.6+x=14.3
(150)(4x-22)÷2=43
(151)4x-20=48
(152)9(10x-49)=189
(153)19.4+2x=37.8
(154)9.4-11x=1.7
(155)0.2x-0.2×39=1
(156)5x+47×4=313
(157)(9x+12)÷8=6
(158)28x-7×0.2=12.6
(159)8x-45=35
(160)99+x=146
(161)14.6+29x=32
(162)97-17x=12
(163)6.4x-4x+3.6=15.6
(164)6x+3x=279
(165)32+4x=96
(166)7.6x+4.5x=36.3
(167)6-x=4.9
(168)(8x-46)÷27=6
(169)3(1.2x-4.4)=37.2
(170)(15x-17)÷37=4
(171)79-x=21
(172)x+6.2=10.1
(173)(7.1x+0.5)÷29=3.2
(174)7x-3x=72
(175)153÷x=3
(176)47-x=43
(177)49-x=26
(178)20+x=73
(179)0.6x+3.4=11.2
(180)3.1x-0.4×31=3.1
(181)9x-4x+37=137
(182)(12x-12)÷3=8
(183)2x-1.6=17.6
(184)18.1+2x=24.1
(185)5.7x+3.1x=96.8
(186)9.5-1.1x=1.8
(187)1.1+3.8x=8.7
(188)2x+3x=300
(189)3.9x-2.3x-2.4=37.6
(190)(4x-1)÷2=27.5
(191)9.7x+3.4x=39.3
(192)4x-5=5.4
(193)x+8.1=12.8
(194)x÷3=1.5
(195)5x+3=6.5
(196)4(28x-43)=164
(197)4.4x÷22=0.8
(198)x÷6=2.6
(199)33x+20×0.3=25.8
(200)6.1x-0.4x-1.8=55.2
(201)63x÷9=21
(202)5x=2.5
(203)2x+15×0.5=11.3
(204)3.9x-4.8=14.7
(205)6x=13.8
(206)0.2x+2.5×8=22.4
(207)5.2÷x=0.4
(208)0.9x=18
(209)12x+13=193
(210)0.9x+6.8x-1.1=60.5
(211)5x+6x-0.5=104
(212)5(0.3x-4.1)=29
(213)4.4x-1.4x=57
(214)3.8+x=4.4
(215)4x÷7=12
(216)12.1-19x=4.5
(217)7(4x+4)=84
(218)x-3.2=5.7
(219)0.9x-1.6×2=2.2
(220)(6.7x+1.8)÷7=6
(221)47x-32x-4.5=3
(222)65x+55x-1.5=142.5
(223)x÷22=2
(224)15.1-0.3x=10
(225)86-19x=29
(226)18(2x+3)=126
(227)80x-56x-2.8=21.2
(228)2(x+39)=82
(229)6x-4x=40
(230)1.3x+5.9=18.9
(231)9.9x-6.1x=19
(232)(1.5x+8.1)÷33=0.7
(233)0.2x+4.2=16.4
(234)0.7x÷63=0.3
(235)93+x=125
(236)18x-14x=44
(237)4.1x+2.4x-0.6=77.4
(238)4x÷24=7
(239)x÷8=20
(240)12.7-0.4x=2.7
(241)10.6-0.3x=7.3
(242)2x+7x+3.6=59.4
(243)10.7-41x=2.5
(244)10.7-4x=5.9
(245)39x+50=128
(246)18.9-0.5x=2.9
(247)(16x-19)÷5=9
(248)1.8x+7.2x+1.6=64.6
(249)4.2x+7x=112
(250)3x+5.5=23.2
(251)5x=55
(252)18x-8x-40=70
(253)x-33=66
(254)(8.5x-2)÷5=8.1
(255)12x-4x-2.2=32.2
(256)0.6x-1×3=1.2
(257)2.8x+6.3x+1=73.8
(258)8x-6×0.7=3
(259)15x+14x=116
(260)47+4x=135
(261)70x-48x+4.8=29
(262)2x÷10=1.2
(263)12x=48
(264)x-0.9=7.8
(265)57x+61x+2.4=144
(266)(9.8x-0.8)÷13=2.2
(267)7.4-x=2.6
(268)2x-21×3=73
(269)x-2.5=2.4
(270)17x=10.2
(271)5.8x-4.3x-1.2=15.3
(272)23x=115
(273)x+84=123
(274)19.2-10x=15.2
(275)20x=16
(276)0.2x=6.2
(277)2x+2.9=14.7
(278)2.4+x=11.2
(279)77x÷14=1.1
(280)5x-2x=117
(281)3x+2.4=21.9
(282)x÷6=31
(283)5x+10x-29=151
(284)3.1x+1.8×2=9.8
(285)10x-2x-26=70
(286)2.1x+3.7×3=30
(287)15x-2x+5=83
(288)2x+9x-37=95
(289)x-3.6=3.2
(290)(13x+11)÷34=3
(291)2x=144
(292)156÷x=12
(293)4x+22=46
(294)30x=18
(295)2(2x+2.9)=49.8
(296)9x-3x+19=91
(297)26x=52
(298)1.7x-1.7=6.8
(299)x+1.1=3.6
(300)17x+16×9=246
(301)4.4x+1.4×7=23
(302)3x-3×17=129
(303)12x÷3=2.8
(304)3x+2.3=22.1
(305)x-73=24
(306)(9x+45)÷13=18
(307)(7.6x-1.4)÷10=2.9
(308)2x-24=126
(309)x÷46=0.4
(310)(4x+40)÷17=8
(311)19x+55x-3.5=63.1
(312)x+3.7=7
(313)22x=154
(314)5x-16=64
(315)4.6x-1.9×8=3.2
(316)0.3x=1.5
(317)2(21x+9)=144
(318)4x÷48=0.2
(319)11x+9x-41=119
(320)6x-16=146
(321)1.4+41x=13.7
(322)10x-8x-0.7=6.1
(323)(13x+18)÷15=9
(324)4x-0.2×20=4
(325)11+x=74
(326)4.2x+2.9=15.5
(327)9x-7x+9=51
(328)14x+13x-3.6=158.4
(329)25x÷5=4
(330)94x-8x+2=53.6
(331)3.5x=7
(332)163-7x=107
(333)1.4x+1.8x-1.7=78.3
(334)1.1x÷22=0.4
(335)38x+22x+1.4=79.4
(336)12.2+0.3x=29.6
(337)9x+3x=228
(338)12x-2.8=9.2
(339)0.6x-0.3x-3.3=6.6
(340)37x+83x+3=63
(341)140÷x=4
(342)(8x-46)÷26=1
(343)52-19x=14
(344)3x+18x=42
(345)4x+9x+36=218
(346)(1.3x-1.1)÷4=0.7
(347)3.9x-1.3×6=11.7
(348)11x-2x=126
(349)7.7x+7.1x=177.6
(350)0.3x-2.9×2=2.3
(351)16.1+0.6x=35.9
(352)45x-4.9=4.1
(353)81-x=63
(354)5.4÷x=0.3
(355)1.5x÷21=0.5
(356)0.5x+1.9×6=28.9
(357)50÷x=2
(358)19.4-5x=4.4
(359)2x+8x-37=153
(360)6.8x-4.3x+3.4=8.4
(361)1.8x+5.1=14.1
(362)70-x=57
(363)2.6x÷39=0.2
(364)2(28x-18)=132
(365)(2.4x+6.6)÷30=1.1
(366)x+4.1=7.8
(367)3(0.2x+9.3)=44.7
(368)2x-1=5.6
(369)11.4÷x=0.6
(370)19.8+17x=28.3
(371)x+47=135
(372)0.5x=18.5
(373)(4.3x-5)÷10=3.8
(374)43x-1.2=16
(375)4.9x-3.9x+4.6=23.6
(376)2x+20×8=326
(377)15.2+0.2x=30.4
(378)177÷x=3
(379)2.3+x=6.7
(380)7.1x-5.4x=18.7
(381)19x-10x-42=21
(382)6x÷72=0.2
(383)4(2x-6)=144
(384)(7x-43)÷17=2
(385)144+12x=228
(386)6.9+x=14.4
(387)5x+44=219
(388)8x+12x+32=252
(389)5.7x+1.4=18.5
(390)14x+13x+20=101
(391)10(x+7)=110
(392)3(0.8x-2.7)=18.3
(393)8(0.7x-8.6)=48.8
(394)6(10x-8)=72
(395)7x+39=235
(396)17x+10x=243
(397)44x=13.2
(398)9.1+7x=12.6
(399)56x+66x-3.8=142.6
(400)18x+62×3=276
(401)4x+6×2.4=32.4
(402)54+3x=210
(403)x+96=139
(404)x-4=53
(405)x÷26=0.6
(406)15x+5x-3=157
(407)2.8x÷14=0.8
(408)0.2x=18
(409)4x+3=8.2
(410)2x÷25=0.8
(411)188+19x=359
(412)9(0.6x-4.6)=34.2
(413)91÷x=13
(414)x-2.7=5.5
(415)5.4x-4.9x+2.8=8.8
(416)11x+3.7=9.2
(417)8x+12x-13=187
(418)23x-55=14
(419)1x+0.6x+3.7=42.1
(420)1.6x-2.9=6.7
(421)21x+32x-1=36.1
(422)8+x=18
(423)0.7x+4.4=21.9
(424)12x÷30=0.2
(425)x+4.1=5.7
(426)2.1x+0.2×41=20.8
(427)10x-3x=77
(428)11x÷4=22
(429)x-55=40
(430)9.6÷x=1.6
(431)35÷x=5
(432)(9.4x+3.4)÷11=8
(433)5.1+x=8.7
(434)15x-87×2=21
(435)x+9.1=15.3
(436)21x+40=187
(437)3.4x-2.3x-2.4=4.2
(438)0.3x-4.1=1.9
(439)4.5x-4x+4.9=6.9
(440)3.8x-3.5x-0.5=1.3
(441)198-13x=159
(442)2(0.3x+0.9)=13.8
(443)5.7x=17.1
(444)2x-21×3=39
(445)4x+9x=286
(446)9x+38×3=312
(447)5x+7.1x+2.2=111.1
(448)29x+15×9=309
(449)(3x-4.8)÷29=1.8
(450)4.5+x=11.8
(451)3(29x-14)=132
(452)3(3.9x+0.2)=35.7
(453)x-3=26
(454)156+4x=324
(455)18(0.6x-3.9)=27
(456)2.5x+0.2×43=18.6
(457)2x+84×2=280
(458)42x-15×0.2=13.8
(459)9x-4x-23=82
(460)7.6-21x=3.4
(461)16x-4×3.1=2
(462)x+81=150
(463)0.2x+2.7=10.1
(464)10(2.2x-9.7)=35
(465)10x+2×19=228
(466)3.7x+0.4x=36.9
(467)7x+14x+14=140
(468)1.7x-1.1x+2.8=8.2
(469)12.8-11x=10.6
(470)82-x=15
(471)42x-13x+4.8=57
(472)20(0.7x+1.
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