五年级数学(方程)专项练习题及答案

2024年3月17日发(作者：贵州历届中考数学试卷)

五年级数学(方程)专项练习题及答案

(1) x+75=95

(4) x+48=131

(7) x+88=159

(10) x-36=52

(13) x-38=42

(16) x-32=48

(19) x+1=7.4

(22) x+0.5=2.4

(25) x+8.9=13.2

(28) x-1.2=1.1

(31) x-4.8=2.7

(34) x-0.8=3.4

(37) 60+x=90

(40) 12+x=54

(43) 65+x=112

(46) 91-x=36

(49) 96-x=78

(52) 82-x=59

(55) 9.1+x=16.8

(58) 1.3+x=1.7

(61) 5.9+x=11.7

(64) 7.9-x=4.1

(67) 7.2-x=3.5

(2) x+87=182

(5) x+59=140

(8) x+13=61

(11) x-28=19

(14) x-22=49

(17) x-73=24

(20) x+9.2=13.6

(23) x+9.4=11.4

(26) x+7.5=16.5

(29) x-1.5=3.6

(32) x-3.8=2.7

(35) x-2.7=5.9

(38) 31+x=97

(41) 84+x=163

(44) 45+x=49

(47) 77-x=12

(50) 71-x=53

(53) 64-x=14

(56) 2.7+x=11.3

(59) 3.9+x=11.1

(62) 9.8+x=13.1

(65) 5.3-x=4.7

(68) 5.3-x=2.4

(3) x+81=154

(6) x+23=27

(9) x+65=149

(12) x-25=19

(15) x-13=80

(18) x-79=15

(21) x+2.4=11.6

(24) x+6.5=16.2

(27) x+4.6=12.8

(30) x-1.9=4.3

(33) x-6.5=2.1

(36) x-1.1=4.5

(39) 23+x=32

(42) 13+x=49

(45) 37+x=54

(48) 53-x=51

(51) 98-x=23

(54) 73-x=49

(57) 9.6+x=17

(60) 2.6+x=12

(63) 9.4+x=11.1

(66) 7.5-x=1

(69) 3.5-x=1.2

(70) 7.3-x=1.9

(73) 8x=32

(76) 2x=128

(79) 23x=138

(82) 7.4x=14.8

(85) 3.9x=7.8

(88) 1.3x=14.3

(91) 34x=10.2

(94) 10x=10

(97) 16x=11.2

(100) 42÷x=6

(103) 185÷x=37

(106) 4÷x=2

(109) 14.4÷x=0.3

(112) 8.8÷x=2.2

(115) 16.2÷x=0.6

(118) x÷34=3

(121) x÷4=49

(124) x÷21=3

(127) x÷59=0.2

(130) x÷13=1.1

(133) x÷63=0.3

(136) 26x+27=79

(139) 5x+24=109

(71) 4.8-x=2.9

(74) 84x=168

(77) 2x=136

(80) 4x=84

(83) 0.5x=9.5

(86) 9.8x=19.6

(89) 0.2x=12.4

(92) 29x=5.8

(95) 6x=1.2

(98) 4x=13.2

(101) 42÷x=14

(104) 165÷x=33

(107) 54÷x=2

(110) 1.8÷x=0.9

(113) 15÷x=0.2

(116) 15÷x=1

(119) x÷20=6

(122) x÷10=11

(125) x÷17=10

(128) x÷3=4.2

(131) x÷30=0.2

(134) x÷8=0.6

(137) 57x+58=229

(140) 4x+16=120

(72) 3.5-x=2.6

(75) 2x=176

(78) 8x=80

(81) 19x=152

(84) 0.2x=18.2

(87) 0.7x=10.5

(90) 0.2x=5.6

(93) 6x=6

(96) 2x=4.6

(99) 3x=7.5

(102) 168÷x=21

(105) 102÷x=6

(108) 32÷x=8

(111) 10.4÷x=1.3

(114) 18.4÷x=0.4

(117) 10÷x=0.4

(120) x÷5=23

(123) x÷3=26

(126) x÷17=8

(129) x÷24=0.8

(132) x÷10=1.8

(135) x÷6=2.4

(138) 3x+53=62

(141) 3x+20=53

(142) 4x+20=104

(145) 6x-57=117

(148) 35x-56=49

(151) 70x-13=127

(154) 4x+1=10.2

(157) 5x+2.4=5.9

(160) 2x+1.3=14.3

(163) 1x+2.6=21.6

(166) 0.8x+2.7=7.5

(169) 0.2x+2.5=11.7

(172) 5x-5.1=14.4

(175) 2x-3.6=8.8

(178) 3x-1.9=9.8

(181) 4x-1.6=10.4

(184) 0.4x-3.3=6.7

(187) 0.2x-3.7=3.5

(190) 24+12x=132

(193) 108+13x=277

(196) 59+4x=251

(199) 78-17x=44

(202) 142-2x=50

(205) 196-24x=100

(208) 17.4+0.3x=32.4

(211) 12.9+0.6x=18.3

(143) 2x+20=114

(146) 15x-15=105

(149) 33x-36=30

(152) 44x-31=57

(155) 17x+2.4=5.8

(158) 18x+2.2=18.4

(161) 2x+1.6=8

(164) 0.2x+1.9=12.5

(167) 1x+5.4=10.4

(170) 1.9x+4.8=21.9

(173) 22x-5.2=3.6

(176) 79x-5.6=10.2

(179) 4x-3.2=14.4

(182) 0.3x-4=2.6

(185) 2.1x-2.4=14.4

(188) 2.1x-4=2.3

(191) 195+16x=371

(194) 44+16x=220

(197) 24+31x=86

(200) 165-2x=61

(203) 182-20x=142

(206) 142-7x=79

(209) 1.5+1x=21.5

(212) 19.8+0.7x=32.4

(144) 23x+44=90

(147) 86x-14=158

(150) 28x-36=160

(153) 33x-23=109

(156) 10x+5.4=18.4

(159) 15x+2.5=20.5

(162) 2x+1.1=15.3

(165) 0.2x+1.9=2.3

(168) 1.1x+5=21.5

(171) 1.5x+3.3=6.3

(174) 13x-4.2=4.9

(177) 21x-1.6=4.7

(180) 52x-5.4=10.2

(183) 0.3x-3.2=2.5

(186) 2.9x-5.8=8.7

(189) 1.6x-2.7=6.9

(192) 98+3x=167

(195) 40+86x=212

(198) 17+88x=193

(201) 179-2x=105

(204) 72-13x=20

(207) 189-8x=37

(210) 18.9+0.9x=35.1

(213) 7+0.2x=9.2

(214) 7.1+3.6x=25.1

(217) 7.2+27x=26.1

(220) 13.6+6x=22

(223) 5.3+4x=22.5

(226) 17.6-0.2x=1.6

(229) 19.1-0.5x=16.6

(232) 18.6-0.9x=12.3

(235) 14.4-13x=1.4

(238) 13.3-8x=10.1

(241) 5.8-10x=1.8

(244) 8x÷16=5

(247) 3x÷25=6

(250) 28x÷14=6

(253) 1x÷16=0.5

(256) 1.6x÷24=0.8

(259) 0.2x÷32=0.5

(262) 50x÷15=1

(265) 2x÷11=0.8

(268) 3x÷2=1.5

(271) 7x+4x=275

(274) 15x+2x=221

(277) 10x+3x=182

(280) 14x-12x=22

(215) 9.2+0.3x=22.4

(218) 18+4x=22.8

(221) 11.4+24x=25.8

(224) 16.3+90x=34.3

(227) 11.6-3.6x=4.4

(230) 15.6-0.8x=13.2

(233) 19.6-0.9x=4.3

(236) 16.7-4x=1.5

(239) 18.6-18x=15

(242) 14-6x=2.6

(245) 5x÷85=2

(248) 7x÷21=6

(251) 2x÷5=14

(254) 8.5x÷17=1

(257) 0.3x÷63=0.2

(260) 7.5x÷6=2.5

(263) 34x÷85=0.2

(266) 51x÷3=3.4

(269) 2x÷48=0.3

(272) 6x+17x=46

(275) 4x+13x=51

(278) 17x+9x=156

(281) 16x-14x=20

(216) 5.3+2.9x=16.9

(219) 5.1+16x=13.1

(222) 14.5+3x=27.4

(225) 18.4+4x=37.2

(228) 17.3-0.5x=12.3

(231) 15.9-0.3x=6.6

(234) 19.6-1.7x=14.5

(237) 18.5-12x=14.9

(240) 14.3-28x=8.7

(243) 17-40x=1

(246) 4x÷20=5

(249) 48x÷8=12

(252) 3x÷6=24

(255) 7.5x÷30=0.5

(258) 0.6x÷30=0.2

(261) 1x÷3=3

(264) 20x÷15=0.8

(267) 9x÷18=0.4

(270) 8x÷2=4

(273) 15x+17x=64

(276) 12x+18x=240

(279) 10x+9x=266

(282) 5x-3x=72

(283) 14x-9x=20

(286) 8x-4x=28

(289) 0.9x+1.6x=5

(292) 4.3x+2x=31.5

(295) 0.9x+4.6x=60.5

(298) 7.2x-4.2x=30

(301) 5.2x-2.9x=39.1

(304) 7.2x-5.3x=24.7

(307) 7x+14x+15=246

(310) 10x+4x+15=197

(313) 6x+11x+25=161

(316) 7x+5x-19=101

(319) 10x+16x-28=154

(322) 12x+7x-7=69

(325) 9x-6x+45=69

(328) 10x-8x+10=40

(331) 11x-7x+36=60

(334) 18x-13x-34=21

(337) 9x-4x-36=59

(340) 11x-2x-40=113

(343) 8.3x+4.3x+3=91.2

(346) 2.3x+2.9x+0.9=58.1

(349) 0.7x+5.8x+4.3=43.3

(352) 7x+93x+4.7=64.7

(284) 19x-4x=135

(287) 7x-5x=26

(290) 1.8x+5.6x=118.4

(293) 2.4x+3.7x=42.7

(296) 8.1x+7.6x=172.7

(299) 1x-0.8x=1.2

(302) 1.3x-1.1x=1.6

(305) 6.6x-5.1x=7.5

(308) 6x+9x+14=344

(311) 14x+3x+18=103

(314) 10x+3x+42=250

(317) 9x+5x-45=235

(320) 10x+2x-34=110

(323) 18x+6x-31=65

(326) 10x-5x+10=50

(329) 12x-9x+27=48

(332) 17x-10x+24=73

(335) 7x-3x-16=40

(338) 4x-2x-14=82

(341) 19x-11x-7=49

(344) 0.2x+8.8x+2.8=101.8

(347) 4.5x+2.9x+4.1=18.9

(350) 6.6x+0.2x+3.2=23.6

(353) 52x+53x+4.8=151.8

(285) 9x-5x=80

(288) 18x-2x=160

(291) 5.8x+7.3x=91.7

(294) 0.9x+1.6x=27.5

(297) 1.2x+0.3x=90

(300) 9.2x-3.9x=26.5

(303) 8.6x-3.4x=15.6

(306) 5.7x-2x=14.8

(309) 6x+4x+28=328

(312) 11x+9x+15=315

(315) 2x+15x+24=109

(318) 19x+11x-16=164

(321) 10x+14x-20=100

(324) 4x+18x-34=142

(327) 8x-6x+29=77

(330) 17x-3x+23=51

(333) 5x-2x+14=101

(336) 11x-8x-10=26

(339) 10x-3x-5=107

(342) 14x-4x-22=48

(345) 8x+9.9x+2.5=38.3

(348) 1.4x+3.8x+2.9=122.5

(351) 0.2x+0.8x+3.8=85.8

(354) 59x+66x+4.4=29.4

(355) 82x+56x+1.9=57.1

(358) 9x+28x+1.2=12.3

(361) 2.6x+4x-4.6=107.6

(364) 9.6x+8.6x-3.6=123.8

(367) 4.4x+3.1x-3.6=101.4

(370) 20x+24x-2.9=177.5

(373) 17x+55x-2.4=26.4

(376) 49x+57x-3.6=81.2

(379) 8.6x-5.4x+3.6=13.2

(382) 5.2x-0.8x+4.9=44.5

(385) 4.7x-2.6x+3.3=32.7

(388) 31x-3x+0.7=25.9

(391) 74x-13x+2.4=26.8

(394) 53x-3x+4.9=74.9

(397) 8.7x-0.4x-2.4=55.7

(400) 4x-0.4x-4.7=13.3

(403) 3x-2.3x-4.5=15.1

(406) 70x-50x-4=22

(409) 19x-7x-4.3=43.7

(412) 60x-10x-0.4=79.6

(415) 21x+6×15=195

(418) 3x+98×2=208

(421) 19x+2×77=268

(424) 7x-29×2=61

(356) 29x+58x+0.7=35.5

(359) 26x+72x+2.8=91

(362) 6.7x+1.8x-3.3=47.7

(365) 5.5x+1.5x-4.9=44.1

(368) 3.7x+1x-1.9=96.8

(371) 46x+15x-1.7=53.2

(374) 22x+2x-0.5=105.1

(377) 5x+58x-1.8=42.3

(380) 7.7x-6.8x+2.8=8.2

(383) 3.2x-0.8x+4.1=35.3

(386) 8.2x-7.1x+2.4=4.6

(389) 33x-16x+1.5=25.3

(392) 25x-20x+2.4=10.4

(395) 38x-17x+2.1=29.4

(398) 1.6x-1.1x-0.2=16.8

(401) 0.4x-0.2x-0.3=18.1

(404) 4.6x-2.6x-0.2=7.8

(407) 79x-74x-4=2

(410) 45x-21x-0.2=52.6

(413) 45x-5x-4.5=27.5

(416) 21x+18×2=120

(419) 26x+57×2=166

(422) 7x+16×6=124

(425) 2x-28×2=56

(357) 31x+24x+0.2=115.7

(360) 52x+49x+3.4=154.9

(363) 5.9x+1.5x-1.1=58.1

(366) 5.5x+9.3x-4.4=40

(369) 3.7x+4.9x-3.3=65.5

(372) 8x+10x-2.6=91

(375) 99x+88x-2.5=91

(378) 64x+70x-4.8=156

(381) 2.1x-1.1x+1.8=25.8

(384) 8.6x-6.6x+4.7=22.7

(387) 3.6x-2.7x+4.4=6.2

(390) 73x-52x+0.5=19.4

(393) 17x-13x+4.4=22

(396) 22x-14x+1.7=25.7

(399) 2.6x-2.4x-2.1=1.3

(402) 1.2x-0.3x-0.9=36.9

(405) 9.6x-6.4x-4.2=8.6

(408) 70x-43x-2.8=26.9

(411) 90x-18x-0.4=64.4

(414) 84x-5x-3.8=67.3

(417) 6x+6×4=144

(420) 4x+23×6=226

(423) 2x+14×13=208

(426) 21x-15×6=57

(427) 6x-9×3=111

(430) 26x-2×74=34

(433) 4.7x+0.4×9=13

(436) 0.3x+1.1×9=18

(439) 3.7x+2×8=34.5

(442) 37x+13×0.2=10

(445) 5x+4×3.1=31.4

(448) 5x+10×1.6=32

(451) 0.2x-1×3=1.2

(454) 3.4x-0.6×26=1.4

(457) 1.1x-1.3×7=4.1

(460) 5x-15×1.1=3.5

(463) 47x-49×0.2=4.3

(466) 3x-3×0.2=13.8

(469) 2(x+11)=34

(472) 4(10x+4)=176

(475) 3(2x+36)=156

(478) 2(12x-38)=164

(481) 3(2x-47)=39

(484) 6(11x-28)=96

(487) 5(0.3x+1.8)=39

(490) 2(0.8x+0.5)=44.2

(493) 2(0.8x+7.5)=47

(496) 2(3x-3.2)=11.6

(428) 4x-11×4=60

(431) 2x-26×2=114

(434) 0.5x+0.9×10=19

(437) 1.9x+0.6×18=26

(440) 1.2x+0.9×4=9.6

(443) 17x+11×1.8=28.3

(446) 12x+14×1.2=21.6

(449) 21x+9×0.8=21.9

(452) 4x-0.2×4=19.2

(455) 3.8x-1×2=17

(458) 2.6x-0.8×4=4.6

(461) 24x-7×1.6=3.2

(464) 28x-29×0.2=11

(467) 7x-15×0.4=4.5

(470) 3(4x+7)=69

(473) 3(2x+3)=165

(476) 2(6x+5)=142

(479) 3(18x-20)=102

(482) 2(18x-19)=34

(485) 6(3x-19)=84

(488) 3(2.5x+1.3)=26.4

(491) 2(0.4x+2.7)=8.6

(494) 2(4x+3.8)=23.6

(497) 4(0.4x-4.1)=47.6

(429) 6x-10×2=46

(432) 3x-17×4=70

(435) 0.4x+0.3×6=3.8

(438) 0.8x+0.2×43=11.8

(441) 0.5x+0.3×48=17.9

(444) 12x+21×0.8=27.6

(447) 13x+9×0.3=15.7

(450) 21x+6×0.2=13.8

(453) 0.5x-2.3×4=10.3

(456) 2.3x-0.7×19=2.8

(459) 3.6x-1.9×4=3.2

(462) 8x-11×0.3=15.9

(465) 36x-5×2.9=3.5

(468) 2x-4×1=1.6

(471) 9(2x+6)=180

(474) 2(23x+13)=118

(477) 2(3x+17)=166

(480) 3(2x-45)=63

(483) 2(4x-43)=130

(486) 2(9x-15)=150

(489) 2(0.7x+2.9)=25.4

(492) 2(0.3x+3.9)=29.4

(495) 5(0.6x+2.5)=30.5

(498) 4(0.7x-5.2)=4.4

(499) 21(0.4x-8.1)=23.1

(502) 3(0.8x-1)=47.4

(505) (13x+45)÷2=146

(508) (11x+7)÷4=10

(511) (5x+6)÷7=13

(514) (15x-42)÷14=12

(517) (13x-27)÷10=22

(520) (4x-30)÷2=15

(523) (2.1x+3)÷3=2.4

(526) (5.1x+0.6)÷2=5.4

(529) (3.6x+2.7)÷15=3.3

(532) (1.2x-8.2)÷14=0.1

(535) (9.6x-0.8)÷2=18.8

(538) (x-3.5)÷13=0.5

(1) x=20

(4) x=83

(7) x=71

(10) x=88

(13) x=80

(16) x=80

(19) x=6.4

(22) x=1.9

(500) 8(3x-1.2)=38.4

(503) 2(1.3x-7.8)=13

(506) (10x+45)÷25=7

(509) (9x+22)÷2=119

(512) (8x+20)÷28=3

(515) (6x-8)÷10=4

(518) (9x-47)÷2=53

(521) (7x-19)÷17=10

(524) (9.3x+2.4)÷6=6.6

(527) (2.4x+6.8)÷10=2.6

(530) (0.8x+7.3)÷5=2.9

(533) (0.5x-1.2)÷9=0.2

(536) (5.7x-1.4)÷20=0.5

(539) (5x-2.8)÷8=0.9

参考答案

(2) x=95

(5) x=81

(8) x=48

(11) x=47

(14) x=71

(17) x=97

(20) x=4.4

(23) x=2

(501) 16(1.1x-8.1)=28.8

(504) 3(0.2x-5.1)=14.1

(507) (5x+20)÷5=25

(510) (x+24)÷29=1

(513) (15x+32)÷4=53

(516) (10x-44)÷49=4

(519) (17x-38)÷5=40

(522) (18x-14)÷10=4

(525) (5.9x+8.1)÷3=14.5

(528) (8.6x+7.9)÷35=1.7

(531) (2.9x+1.2)÷9=4

(534) (0.8x-1)÷2=4.3

(537) (3.1x-3.7)÷13=2.1

(540) (2.1x-4.2)÷13=2.1

(3) x=73

(6) x=4

(9) x=84

(12) x=44

(15) x=93

(18) x=94

(21) x=9.2

(24) x=9.7