五年级数学(方程)习题及答案汇编.docx

五年级数学(方程)习题及答案汇编

(1)x+7=11.8

(2)8.7x+3.1x+4.5=134.3

(3)8x-2x+49=193

(4)8x-5x=57

(5)11x-57=108

(6)61+22x=237

(7)29x-1.8=15.6

(8)3.3+3.5x=20.8

(9)x-1.6=8.1

(10)12x+14x=286

(11)x-49=23

(12)13x+3x=112

(13)7x-3×5=62

(14)25x-12×1.3=1.9

(15)7x=28

(16)x-33=52

(17)(7.6x-3.2)÷2=44

(18)0.3x+2.9=11

(19)4(x+20)=128

(20)(7x+21)÷28=2

(21)x+3.6=6.5

(22)12x+66×3=378

(23)2x+41=219

(24)x-7.3=1

(25)6x-4x+31=49

(26)3x=54

(27)x÷12=1

(28)x+86=185

(29)2.9-x=1.6

(30)(11x-9)÷3=8

(31)70x+39x+1=120.9

(32)3x+17×4=125

(33)(2.2x+7.7)÷13=1.1

(34)17x-1.3=3.8

(35)8x-31=57

(36)17.2-7x=10.9

(37)x÷28=0.7

(38)7x-5x=44

(39)9x+7x+2=258

(40)34x-6x-2.7=25.3

(41)9(0.9x-9.1)=15.3

(42)63x-38x-2.2=12.8

(43)x÷99=0.2

(44)17+x=81

(45)2x+17×0.8=14.4

(46)82+5x=182

(47)2x-5×9=55

(48)0.7x-0.7×21=4.2

(49)1.7x=8.5

(50)11x+13x=144

(51)21x-2×2.9=2.6

(52)4.2x+1.9x+2.5=51.3

(53)48x+51x-0.9=127.8

(54)4(0.2x-3.3)=19.6

(55)23x+36x+3.6=44.9

(56)(11x+15)÷2=112

(57)9.7-0.7x=6.2

(58)4.1x-2.9x=24

(59)11.6+1.4x=25.6

(60)25x=20

(61)16.8-2x=2.2

(62)6(0.8x+3.1)=47.4

(63)1.7x-0.2×49=8.9

(64)8.2+0.8x=11.4

(65)91x÷14=13

(66)6x+8x+43=99

(67)96+x=136

(68)15.6÷x=2.6

(69)20x=14

(70)17.5+30x=23.5

(71)190-4x=182

(72)176-69x=38

(73)2.5+16x=15.3

(74)(9x-36)÷3=36

(75)6x-2x-37=71

(76)66-x=63

(77)10x=200

(78)181+2x=189

(79)(0.8x+8)÷16=0.8

(80)x-48=28

(81)34x-52=84

(82)4.6+x=12.6

(83)8.9x+4.5x=80.4

(84)10x+17×0.7=15.9

(85)3(14x-22)=102

(86)(5.6x-1.8)÷5=14.2

(87)3x+5×0.6=10.5

(88)x÷22=0.7

(89)x÷8=11

(90)2.9x+0.2x+2=42.3

(91)13x-5×11=62

(92)3.4x-1.8x-0.6=45.8

(93)97x+93x+1=191

(94)3(2x+36)=186

(95)4.7x-2.5=6.9

(96)50x+54x+3.5=169.9

(97)19x÷2=3.8

(98)60÷x=6

(99)132÷x=33

(100)85÷x=5

(101)2.5x+1x=122.5

(102)9(0.2x+0.3)=6.3

(103)6.7-0.2x=1.9

(104)15.3+2x=18.9

(105)(4.6x+3.7)÷13=1.7

(106)9x-1.4=17.5

(107)13-7x=7.4

(108)12x-22×0.6=2.4

(109)8.8x-5.4x+4.6=38.6

(110)12÷x=1.2

(111)4x-23×0.4=1.6

(112)0.6x+2.9×3=21.9

(113)14x÷4=3.5

(114)9.6+x=18

(115)