五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案匯編

五年級(jí)數(shù)學(xué)(方程)習(xí)題及答案匯編(1)9(3x+5)=153(2)x+5.1=9.6(3)11x-8x+14=26(4)8x=8.8(5)5x-46=39(6)6(x+15)=156(7)18x-4x=112(8)17x-4x=117(9)(7x-39)÷15=3(10)66-x=33(11)0.2x=7.6(12)0.6x-0.2×30=1.2(13)4x+6x+24=134(14)8x-2×2.3=5.8(15)3(18x-40)=150(16)2x+5.2=10.8(17)19x+11x+7=217(18)6(0.3x-0.8)=25.8(19)29x-2×4.9=7.6(20)45x÷3=3(21)4(2.8x+6.7)=49.2(22)x÷4=3.7(23)(5.8x+1.9)÷27=0.5(24)3(1.4x-0.6)=10.8(25)4.4x+6.9x+4.5=94.9(26)0.7x=3.5(27)0.9x+3.5=5.3(28)191+2x=249(29)9x+17x-3.3=131.9(30)x+60=127(31)8.8÷x=0.4(32)86-7x=44(33)6x=198(34)178-4x=126(35)8x+6x+0.7=4.9(36)x+3.5=6.5(37)6(x+6)=84(38)18x+9x=189(39)22+21x=106(40)7.7+x=10.6(41)(4.5x+0.5)÷13=3.5(42)2.2x÷77=0.2(43)9x+21×0.3=23.4(44)8.6x-2.9x-3.5=42.1(45)45x+47x-2.8=153.6(46)18x+9x+1.2=79.5(47)9.1+x=17.4(48)1.5x+4.7=10.7(49)2(6x-12)=156(50)1.4x+0.4×2=16.2(51)0.5x÷3=4.5(52)5(12x-7)=85(53)5x-2.2=9.8(54)5.4+x=12.5(55)43x=17.2(56)2x+10x+19=67(57)15x-13x+41=53(58)2.9x+2x+2.2=85.5(59)8.4+x=10.1(60)x+76=161(61)70-x=64(62)0.2x-3.9=8.5(63)64+x=140(64)x÷4=0.9(65)3.7x-2.2x=40.5(66)7(12x-9)=105(67)19x-15x=16(68)4x-2x+5=53(69)(7x+32)÷36=4(70)x+1.6=5.3(71)14.4-0.3x=12(72)5x-2x=87(73)2x+8×22=198(74)x-7=23(75)20÷x=5(76)10.2+2x=20.2(77)17x+56=209(78)72÷x=24(79)161-2x=125(80)2.8-x=1.2(81)18x-8x=100(82)9x-5x-39=13(83)35x÷10=0.7(84)3x=42(85)x-31=65(86)5.7x÷3=3.8(87)59+x=102(88)1.2x-0.4×42=1.2(89)7x+5×34=282(90)29x+13=129(91)3x+13=205(92)2x+44=62(93)10.9+4x=18.9(94)x-4=79(95)9x+8x+31=354(96)31x+35×0.5=23.7(97)1x-0.5x-3.2=14.3(98)11.1-0.9x=9.3(99)11x+19x=150(100)15x-7x-30=42(101)82x-46x-0.8=13.6(102)6.8x-0.5x-3=78.9(103)0.9x-0.3×5=17.4(104)76+x=147(105)7x=9.8(106)2.9x-2.4=6.3(107)22x-14×0.2=14.8(108)109-4x=61(109)x-3=2.9(110)22x-2×32=46(111)1.2x-4.2=13.8(112)35x-11=59(113)22x=66(114)(9.5x-1.7)÷2=32.4(115)3.3x-0.6×3=14.7(116)x÷6=10(117)7.1-1x=2.1(118)(15x-12)÷33=6(119)6.2+0.4x=11.4(120)9x-2x-11=143(121)1.5x+0.5×12=24(122)3x+2.8x=75.4(123)(8.8x+5.2)÷2=24.6(124)11x-3x=112(125)0.3x+2.3=16.1(126)(5x-1.4)÷2=9.3(127)109-4x=25(128)8.6x-1.4x=14.4(129)6x+11x-2=253(130)168÷x=42(131)(2.9x-4.1)÷16=2.1(132)16.4+2.7x=24.5(133)9.2-x=7(134)5.4+0.2x=6.2(135)1.1x+8.3x-2=110.8(136)3.2+0.5x=7.7(137)15x+2×85=320(138)(5.6x-6.4)÷5=14.4(139)48x+40x+0.4=114.8(140)11x-3x-47=33(141)74+x=133(142)2.2÷x=1.1(143)x-2.7=6.9(144)15÷x=1(145)3x=36(146)9.4x-2.4=16.4(147)x÷16=0.5(148)5x+37=157(149)16x+10x=78(150)0.5x+0.4x-1.7=73.9(151)39x+12x-4.2=41.7(152)6x+2×3.2=18.4(153)18x+8x-38=144(154)6x-5.9=12.7(155)6.4-0.5x=5.4(156)x÷2=4.2(157)70+11x=191(158)13.1+26x=18.3(159)0.4x+9.2x+2.5=21.7(160)5.8+4x=24.2(161)x-5.7=2.9(162)(11x-30)÷2=7(163)1.7+x=10.5(164)60-x=10(165)119÷x=7(166)1.5x=18(167)12x-2×1.8=13.2(168)16x+15x=124(169)19x-10x+6=24(170)8x=8(171)15x÷5=9(172)(9x+3)÷2=105(173)2.2x+1.1x+0.6=27(174)0.8x+0.2×23=23(175)17.5-0.3x=4(176)35-x=25(177)52-x=45(178)16.9-0.5x=5.9(179)9x-2x+29=155(180)(3.9x+1.4)÷5=7.3(181)1.8x+0.2x=22(182)10x+19x+30=291(183)0.4x-0.2×17=9.4(184)x-2.1=5(185)92÷x=2(186)3.5x-3.2x+1.3=6.7(187)1x÷2=2(188)27x=81(189)22x+4=15(190)4x+20×0.8=20.8(191)94-x=34(192)5.4x-2.4x=39(193)4x-2x+12=28(194)8.3-x=7.6(195)17x+10x+25=133(196)11.5-9x=6.1(197)x÷29=3(198)5.7-x=4.4(199)11.1+4x=29.5(200)x÷58=0.3(201)20x+61×2=202(202)x+3=8.2(203)1.8x+2.3x+1.7=83.7(204)22(0.3x-8.9)=22(205)2x-5.1=2.9(206)x+0.3=8.1(207)x-1.4=7.1(208)5x-1.3=15.7(209)13x+10x-6=86(210)26x+66x-0.6=45.4(211)7.2x-6.4x+3.8=8.6(212)7x+60x+1.2=101.7(213)20x-56=144(214)14.5-56x=3.3(215)x-6.2=3.5(216)5x÷4=4(217)6.8÷x=0.2(218)33x-5.2=8(219)4x+15×0.6=11.4(220)27x-24x+2.7=4.8(221)0.3x÷7=1.8(222)48x-9x+4.8=24.3(223)118+9x=190(224)5(1.9x-0.5)=35.5(225)(3.7x+7.4)÷4=7.4(226)6x-3.6x+2.3=31.1(227)12+16x=26.4(228)16x-9x-3.4=26.7(229)0.5x÷30=0.2(230)21x÷14=1.2(231)16.2÷x=1.8(232)99-x=88(233)1.9+x=10.5(234)94x-64x-1.3=4.7(235)(12x+20)÷28=8(236)8.3-x=4.1(237)x-0.8=5.2(238)19.8+8.9x=37.6(239)x+77=84(240)14x-10x-19=17(241)5x+10x-11=214(242)x-6=75(243)5(0.6x+4.2)=48(244)8x-29=131(245)2x+5×35=351(246)3.4x÷17=1(247)8x+1.3=18.9(248)3x+19×0.7=17.8(249)13x+15x=280(250)x+36=71(251)118+13x=274(252)9.7-4x=8.5(253)4.7x+4×4=25.4(254)53x=159(255)(5x-32)÷3=26(256)20x=10(257)3(1.2x+2)=34.8(258)60x+82x+4.7=47.3(259)7x+6.5x+1.3=28.3(260)(8x-20)÷17=12(261)7x-48=148(262)4.1x+5.8x=128.7(263)x÷8=3(264)3(3x+14)=96(265)0.2x=19.2(266)14(2.9x-8.2)=47.6(267)3.6x-0.9x-4=44.6(268)1.2x-5.5=6.5(269)11x=187(270)92x+46x-2.2=108.2(271)76+22x=230(272)4.9x+6.4x+1.9=47.1(273)2.5x-0.4x+2.9=44.9(274)88x-42x+2.3=29.9(275)16.6-4x=4.6(276)3.2x-2.7x+3.2=11.7(277)0.9x-0.3x-1.4=58(278)1.8x-4.2=3(279)3.6x÷9=1.6(280)17.6-50x=2.6(281)25x+1.1=16.1(282)10x+3×57=351(283)2.3x+0.6x-2.3=81.8(284)12.8÷x=0.8(285)31-2x=15(286)x-14=20(287)4x+5.6=12.8(288)9.9x-8.3x+0.7=11.9(289)9.9+4x=10.7(290)19x+39=210(291)64x+6x-2.5=11.5(292)(1.6x-7.2)÷20=0.2(293)4x+2x=18(294)4(x+1.2)=36.8(295)1.4x-0.8×14=7(296)12x÷18=0.2(297)x-10=76(298)81x+90x-4.4=64(299)1.2x+6.6x=39(300)16÷x=0.4(301)6x+4.9x=174.4(302)x÷30=3(303)(7.8x+2.7)÷3=26.9(304)9.7+6x=11.5(305)x÷2=36(306)6x-4.8x-4.1=15.1(307)(6x+18)÷12=13(308)x+76=172(309)8.7-x=3.8(310)x÷2=18(311)2(x+17)=70(312)17x-14x+16=37(313)0.7x=17.5(314)66+x=69(315)2x=17.4(316)(6x+22)÷22=7(317)x+1.5=10.8(318)1.7+1.8x=17.9(319)(3.7x-8.6)÷25=0.1(320)10(3x+11)=170(321)3.1x+8.7x-4.6=113.4(322)x+4=56(323)(3.1x-9.7)÷10=4.3(324)(10x-16)÷2=27(325)2(9x-46)=142(326)37x-2.5=12.3(327)6x-4.4=4(328)2x+18x-16=184(329)2x-4×7=120(330)(11x-34)÷9=17(331)5x-3.3=1.2(332)30x-16x+3.1=33.9(333)0.2x=5.4(334)32x+21x+1.7=134.2(335)2x+5.6=11.6(336)x-31=43(337)13x=7.8(338)22x+9×3=181(339)0.9x-0.2x+2.4=54.2(340)14x+12×16=374(341)x-5.7=3(342)4x÷6=32(343)16x+30x+4.4=64.2(344)3.2x-2.3=13.7(345)10x+4x=224(346)79x-59x+2.2=16.2(347)13x-9×14=69(348)68x+33=169(349)5x÷5=4(350)x-1.9=3.8(351)2x÷19=1(352)15(0.7x+0.9)=34.5(353)2.5x-2.1x=8(354)x+36=60(355)6.7+44x=19.9(356)x+1=7.9(357)18x-2×2.5=14.8(358)0.8x+2.4=19.2(359)42x÷14=6(360)4(0.5x+4.3)=39.2(361)15x-4×1.8=10.8(362)38-x=12(363)6(4.2x-5.4)=43.2(364)2.8x-0.9x=62.7(365)48x-14x+2.7=67.3(366)5x+1.3=2.3(367)18x+45×0.4=36(368)70÷x=7(369)2(5x+17)=174(370)1.5x-0.6×9=14.1(371)140÷x=20(372)3x+3.2=17(373)8.6x-1.3x+4.5=70.2(374)(13x-48)÷34=7(375)(8.9x-3.1)÷14=5.5(376)15x-7x=80(377)28x÷14=6(378)x÷20=9(379)95x-47x-3.5=25.3(380)4.3-x=1.9(381)0.4x+2.6=10.2(382)3(10x-37)=159(383)4x-12×10=40(384)17x-5x+37=157(385)3x-11=58(386)18x-11x-2.5=24.8(387)3.6x-1x=49.4(388)6x+2x+3.5=40.3(389)x+2.2=10.1(390)7.1+1.2x=10.7(391)4x-43×2=74(392)5x-3x-10=46(393)2.8+x=11.2(394)4(5x+28)=152(395)1x+8.2x=73.6(396)4(2x-12)=40(397)20x+26×0.4=28.4(398)19x+8x-31=23(399)4x+8.9x-0.3=141.6(400)13.2÷x=1.1(401)2x+10x+48=204(402)x+75=142(403)81x+35x-1.3=68.3(404)18x-2x-8=120(405)14x+11x=100(406)4.9x+4.8=24.4(407)41x-11=153(408)2x+4x-29=49(409)x÷74=0.2(410)6.8x-2.8x=48(411)9.8-2.2x=5.4(412)53x-35x-1.7=9.1(413)1.4x+6.1x-4.6=62.9(414)112-38x=36(415)9x+6×2.3=20.1(416)120÷x=12(417)17x-13x=16(418)12x-2x-17=63(419)19.6-2x=16.6(420)29x=87(421)3.7x+0.2×5=8.4(422)12.3-2.1x=1.8(423)67x+61x+3.1=131.1(424)151+3x=187(425)x-36=19(426)x÷5=3(427)0.4x+2.8x=76.8(428)6.7x-1.4x+4.3=52(429)3(4.4x+3.4)=36.6(430)7.6x+6.7x=100.1(431)3(3.1x+0.3)=28.8(432)3x-4.8=4.2(433)(6x+1.2)÷7=9.6(434)50x-21x-2.7=35(435)9.2-x=6.4(436)0.2x+2=12(437)x÷24=8(438)8x+27=219(439)1.3x+1.1×9=12.5(440)21x÷2=42(441)(8x+3)÷15=5(442)12x+10x-46=284(443)8x-2x-11=121(444)180-9x=81(445)8.4x+1.6x=90(446)6.1x+3.1x+2.9=76.5(447)70+x=120(448)20x÷30=6(449)9x=171(450)156+38x=232(451)(10x-40)÷5=50(452)82+x=145(453)128-9x=56(454)23x+24x-2.2=181.1(455)6.1x+2.7x-2.2=138.6(456)14.4÷x=0.3(457)1.9x-1.6×7=4(458)69+x=133(459)5x-5×1.7=10(460)6.9+0.5x=11.4(461)0.8x+5.9x-1.8=31.7(462)21+98x=217(463)4-6x=1.6(464)2(x-3.2)=15.6(465)0.4x-0.4×13=10.4(466)1.6x+1.8=16.2(467)0.2x=11.2(468)4x+57=217(469)13x-3×19=60(470)(3x+8)÷7=8(471)(7.7x+8.9)÷29=1.9(472)(6.4x-3.6)÷28=1.7(473)7(4x-7.9)=28.7(474)25x=20(475)5.6x-4.7x=9(476)20x÷36=0.5(477)8.9-x=6.2(478)2.8x-0.4x-2.2=62.6(479)37x-7×0.4=8.3(480)x+54=81(481)3x+10x+44=109(482)2.3+x=6.8(483)7x÷14=8(484)1.8x-2.2=17.6(485)86-x=73(486)x-73=17(487)18x+3x-20=190(488)(4x+28)÷36=1(489)47x+4.3=13.7(490)85+x=155(491)12.9+2.6x=23.3(492)11x+4.5=12.2(493)4.2x+3.5x-4.2=18.9(494)12x-5x-3.5=43.4(495)10x-4×1.5=10(496)5.8x-1.8x-2.4=61.6(497)15.3-10x=7.3(498)x÷37=4(499)5(11x-49)=195(500)2(18x+11)=130(501)77x-59x+4.6=20.8(502)6.7x+7.4x+1.5=156.6(503)33x-21=144(504)11x-39×3=15(505)8x÷24=2(506)0.8x-1.4=4.2(507)1.8x+0.8×18=32.4(508)(16x+11)÷15=5(509)8.4-0.3x=6.6(510)9x+5x+47=187(511)13x+6x=285(512)17x-4x+4.4=74.6(513)6x-3x+6=39(514)17x+34×2=136(515)5.4x-3.4x-1.4=4.6(516)4x÷24=8(517)(2.7x+5.4)÷30=0.9(518)32x-2x+2.1=83.1(519)x+5.9=11.7(520)2.9x-1.7x=7.2(521)6x=15.6(522)6(3x-46)=66(523)3(1.3x+0.8)=37.5(524)7.2x=14.4(525)38x-26x-3.8=25(526)4x-54=118(527)24x-11×9=21(528)x÷47=0.2(529)185÷x=37(530)11x÷22=0.6(531)7x-4x=48(532)1.7x+1.6×7=23.1(533)9.5+x=17.8(534)12x÷78=0.2(535)5(0.3x-6.7)=13(536)x÷11=0.3(537)21x-38×2=29(538)15-2x=12.4(539)0.3x+3.9×2=18.9(540)1x=17參考答案(1)x=4(2)x=4.5(3)x=4(4)x=1.1(5)x=17(6)x=11(7)x=8(8)x=9(9)x=12(10)x=33(11)x=38(12)x=12(13)x=11(14)x=1.3(15)x=5(16)x=2.8(17)x=7(18)x=17(19)x=0.6(20)x=0.2(21)x=2(22)x=14.8(23)x=2(24)x=3(25)x=8(26)x=5(27)x=2(28)x=29(29)x=5.2(30)x=67(31)x=22(32)x=6(33)x=33(34)x=13(35)x=0.3(36)x=3(37)x=8(38)x=7(39)x=4(40)x=2.9(41)x=10(42)x=7(43)x=1.9(44)x=8(45)x=1.7(46)x=2.9(47)x=8.3(48)x=4(49)x=15(50)x=11(51)x=27(52)x=2(53)x=2.4(54)x=7.1(55)x=0.4(56)x=4(57)x=6(58)x=17(59)x=1.7(60)x=85(61)x=6(62)x=62(63)x=76(64)x=3.6(65)x=27(66)x=2(67)x=4(68)x=24(69)x=16(70)x=3.7(71)x=8(72)x=29(73)x=11(74)x=30(75)x=4(76)x=5(77)x=9(78)x=3(79)x=18(80)x=1.6(81)x=10(82)x=13(83)x=0.2(84)x=14(85)x=96(86)x=2(87)x=43(88)x=15(89)x=16(90)x=4(91)x=64(92)x=9(93)x=2(94)x=83(95)x=19(96)x=0.2(97)x=35(98)x=2(99)x=5(100)x=9(101)x=0.4(102)x=13(103)x=21(104)x=71(105)x=1.4(106)x=3(107)x=0.8(108)x=12(109)x=5.9(110)x=5(111)x=15(112)x=2(113)x=3(114)x=7(115)x=5(116)x=60(117)x=5(118)x=14(119)x=13(120)x=22(121)x=12(122)x=13(123)x=5(124)x=14(125)x=46(126)x=4(127)x=21(128)x=2(129)x=15(130)x=4(131)x=13(132)x=3(133)x=2.2(134)x=4(135)x=12(136)x=9(137)x=10(138)x=14(139)x=1.3(140)x=10(141)x=59(142)x=2(143)x=9.6(144)x=15(145)x=12(146)x=2(147)x=8(148)x=24(149)x=3(150)x=84(151)x=0.9(152)x=2(153)x=7(154)x=3.1(155)x=2(156)x=8.4(157)x=11(158)x=0.2(159)x=2(160)x=4.6(161)x=8.6(162)x=4(163)x=8.8(164)x=50(165)x=17(166)x=12(167)x=1.4(168)x=4(169)x=2(170)x=1(171)x=3(172)x=23(173)x=8(174)x=23(175)x=45(176)x=10(177)x=7(178)x=22(179)x=18(180)x=9(181)x=11(182)x=9(183)x=32(184)x=7.1(185)x=46(186)x=18(187)x=4(188)x=3(189)x=0.5(190)x=1.2(191)x=60(192)x=13(193)x=8(194)x=0.7(195)x=4(196)x=0.6(197)x=87(198)x=1.3(199)x=4.6(200)x=17.4(201)x=4(202)x=5.2(203)x=20(204)x=33(205)x=4(206)x=7.8(207)x=8.5(208)x=3.4(209)x=4(210)x=0.5(211)x=6(212)x=1.5(213)x=10(214)x=0.2(215)x=9.7(216)x=3.2(217)x=34(218)x=0.4(219)x=0.6(220)x=0.7(221)x=42(222)x=0.5(223)x=8(224)x=4(225)x=6(226)x=12(227)x=0.9(228)x=4.3(229)x=12(230)x=0.8(231)x=9(232)x=11(233)x=8.6(234)x=0.2(235)x=17(236)x=4.2(237)x=6(238)x=2(239)x=7(240)x=9(241)x=15(242)x=81(243)x=9(244)x=20(245)x=88(246)x=5(247)x=2.2(248)x=1.5(249)x=10(250)x=35(251)x=12(252)x=0.3(253)x=2(254)x=3(255)x=22(256)x=0.5(257)x=8(258)x=0.3(259)x=2(260)x=28(261)x=28(262)x=13(263)x=24(264)x=6(265)x=96(266)x=4(267)x=18(268)x=10(269)x=17(270)x=0.8(271)x=7(272)x=4(273)x=20(274)x=0.6(275)x=3(276)x=17(277)x=99(278)x=4(279)x=4(280)x=0.3(281)x=0.6(282)x=18(283)x=29(284)x=16(285)x=8(286)x=34(287)x=1.8(288)x=7(289)x=0.2(290)x=9(291)x=0.2(292)x=7(293)x=3(294)x=8(295)x=13(296)x=0.3(297)x=86(298)x=0.4(299)x=5(300)x=40(301)x=16(302)x=90(303)x=10(304)x=0.3(305)x=72(306)x=16(307)x=23(308)x=96(309)x=4.9(310)x=36(311)x=18(312)x=7(313)x=25(314)x=3(315)x=8.7(316)x=22(317)x=9.3(318)x=9(319)x=3(320)x=2(321)x=10(322)x=52(323)x=17(324)x=7(325)x=13(326)x=0.4(327)x=1.4(328)x=10(329)x=74(330)x=17(331)x=0.9(332)x=2.2(333)x=27(334)x=2.5(335)x=3(336)x=74(337)x=0.6(338)x=7(339)x=74(340)x=13(341)x=8.7(342)x=48(343)x=1.3(344)x=5(345)x=16(346)x=0.7(347)x=15(348)x=2(349)x=4(350)x=5.7(351)x=9.5(352)x=2(353)x=20(354)x=24(355)x=0.3(356)x=6.9(357)x=1.1(358)x=21(359)x=2(360)x=11(361)x=1.2(362)x=26(363)x=3(364)x=33(365)x=1.9(366)x=0.2(367)x=1(368)x=10(369)x=14(370)x=13(371)x=7(372)x=4.6(373)x=9(374)x=22(375)x=9(376)x=10(377)x=3(378)x=180(379)x=0.6(380)x=2.4(381)x=19(382)x=9(383)x=40(384)x=10(385)x=23(386)x=3.9(387)x=19(388)x=4.6(389)x=7.9(390)x=3(391)x=40(392)x=28