小学五年级数学方程题目及答案

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小学五年级数学方程题目及答案

(1)8.2÷x=0.2(2)19x-2x+4=55(3)5x÷2=15

(4)0.2x=3(5)8+x=10.6(6)x+2.8=8.1

(7)9.3x-7.6x+3.9=15.8(8)6.9-8x=3.7(9)8(5x-40)=160

(10)3x=102(11)(2x+8)÷4=10(12)2x=10

(13)36x-2×2.7=9(14)0.4x+4.2×2=12.8(15)2(2.6x+4.1)=23.8

(16)9.1+23x=25.2(17)x-6.2=1.9(18)23x+41=87

(19)5.3x+1.6x-2.2=39.2(20)4.6x-1.1x+0.2=31.7(21)108÷x=6

(22)6.6x-4.1x-1=6.5(23)8x+3.5=21.9(24)61x+46=168

(25)7(2.5x-5.5)=14(26)2.8x-1.1x=5.1(27)3(0.4x+1.2)=9.6

(28)0.7x+3.9=10.2(29)3x+3.5=9.5(30)11.6÷x=0.2

(31)6.6x-5.6x-2.2=6.8(32)2(x+48)=166(33)11.7-13x=3.9

(34)86x-6x-2.9=77.1(35)1.7x+3.1x=105.6(36)15x-6x=18

(37)35+x=46(38)3x+18x=147(39)15x=7.5

(40)x÷6=3.3(41)x÷8=5(42)6x+7x-29=75

(43)18x+5×4=27.2(44)7x=182(45)194-33x=29

(46)85-x=57(47)2x+14x=192(48)19x+66x-1.9=40.6

(49)2.1x+2x+1.7=91.9(50)12x+11x+40=86(51)0.7+x=8

(52)1.3x=11.7(53)4x+3.8×3=19.4(54)4.6x+7.9x=25

(55)48x+3.8=23(56)3x-2×7=58(57)(5x+27)÷2=61

(58)22x-25×7=23(59)10x+7×2=214(60)59x+39x-1.7=115.9

(61)18.7-3.2x=2.7(62)18x-16x=12(63)8.8x-0.4x-0.6=83.4

(64)8x-3×3.9=5.9(65)2x-5.6=7.6(66)1.3x+1.7x+3.5=120.5

(67)47x+2.1=11.5(68)3.9x-1.9×4=4.1(69)8-x=6.3

(70)5.6+0.2x=7.2(71)18.3-8x=8.7(72)82÷x=41

(73)0.6x-1.7=12.1(74)149-20x=109(75)12x-7x+0.9=41.9

(76)99x+95x-3.2=171.4(77)8(1.6x-9.5)=26.4(78)36x÷18=8

(79)0.3x÷2=1.2(80)19+x=59(81)13.8-0.6x=7.2

(82)2.4x+3x+4.3=177.1(83)0.2x÷18=0.5(84)65x-5x-2.1=33.9

(85)87x-65x+1.6=19.2(86)x+7.5=9.6(87)14x-7x-34=22

(88)67+6x=235(89)66x-59x-1.5=6.2(90)90-x=12

(91)0.9x+3.6=6.3(92)3.5x-3x+4.7=14.2(93)3x-4×14=103

(94)3x+3.4x=166.4(95)(3x-27)÷2=18(96)x-6=39

(97)x÷3=0.9(98)30x÷45=4(99)10x+20=40

(100)14x-7x=77(101)0.6x-3.5=12.7(102)1x-4.6×2=7.8

(103)3(4x+6)=102(104)19x+10x+4=265(105)3.9x-3.2x=16.8

(106)(11x-33)÷11=9(107)11x-8x-22=32(108)x÷8=2

(109)(2.7x-5.1)÷10=0.3(110)46x+98x+1.8=117(111)x-67=10

(112)x+75=95(113)36+3x=57(114)10x-4.1=8.9