完整word版六年级解方程专项练习题
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题六年级解方程专项练习200
﹣x=1.22x),(1)x(﹣9=,
(10)9×3﹣1.7x=13.4,×= x×,2()
(11)x﹣25%x=24,(3)﹣,4x=
+0.2=,x 12(﹣)2x=13.6 2.5 84()×﹣
(13 )0.6x+90%x=78,,::)(5 0.78x=35 (14),20%x=0.4﹣)(61 20%x﹣2.4×3=0.8,
x=42 ,=6)x÷( 1)8(﹣,x(15)﹣
,0.6x+3×2.5=67.5(16)=3,(23) 4x ﹣
),=5)x1÷(﹣0.45(17(24)12x+7×0.3=20.1,
2.25=8.25,x(18)﹣x=,(25x+)
,:19):x=312(42=, 26)x:(
20()x+0.8=5.6,x=,0.5+(27 )×
:x=121) 1.4(: 0.75,:=0.48:x, 0.8(28)
=,﹣χ)(,=24)2×( (22) x﹣29χ
)×3﹣7x=1.04χ,: 39((30)42 :=
﹣x=21,(40)x﹣,5x﹣0.4=75%(31)
﹣x=14, x(41),( 32) 6x﹣0.9=4.5
x=)3x,﹣(42 2(33)()=5.8,3x﹣
,(34) 1.6x=6.4 ),(43=
9=293(35) 4x﹣×,
=44)1.2:,(
16+8x=40)(36 ,
=:(45),
÷ x37() 1.1=3,
,0.8=x(46)::
(,+2x=)38
:,: 0.3=,(55)(47)xx=+1
+25%x48)1﹣,25%X+25%x=((56)150%x+66=99
,=(57))x+6﹣0.8x=16 (49
×X=,))58(50(
551():8=x:,32
)(59
×2x+30.9=24.9,)(52﹣)÷(X60()=1.3
3
53()2.9x=,﹣5.3x:,) 4)X+0.5:=2(X﹣(61()
=1.5)2.8x﹣×()54(7,,0.05=3.528 X62()÷
6=80,﹣4×(63)2X)72 (
﹣3X=6.38,(64)4×4.5),(73 )(654X﹣7.2=10,
=,+x)(74)4 (
(66)11.5X+X=20,
x=,750.25+)×(
×)3.812+15X=87.6,(67
﹣,(76)x (68,)6X+5=17
(69=4.2,)×()0.62.5+X 6=x,:(77)200:
=X70()::X=)4÷,78 ,(
)x+7,()﹣()(798x2=2 ()71,
(88)3(x+4.5)=60, 18%=:(80,)
(89)1.6x+2.4=7.52,
2x=﹣,)(81
(90)3(x﹣0.8)=6.3,
,x=46x+ 82()
5x=5.8,91) 28.4﹣(
:83():,x=
=(92)x:
=,(84)
,(93+2x=) 3x585()(﹣﹣1)2x=51x24)﹣(﹣)(
)x=15%94(,(=,)86
,95()x﹣x= 8)87((X+13(=5)7﹣2X),
x+50%x=6,(96)﹣, 104)x(
):x=0.312,(97:×,)x (105
=26,))4x+2(8﹣x(98
(106 )5x+35=650,
﹣x,=0(99)
(107)720 ÷3x=80,
,100()+x=1
(108)3.6x﹣ 0.9x=8.1,
=,x101()×(+),﹣3x=6109()4×4.5
(102,)),=(110
(,)103
,1.8X=7.236111()×﹣
(120)22.5﹣0.4x=12.5,)÷,(112x=
2,3.5=4::(121)x,(113)x÷=42
(122)x﹣0.8x﹣6=16,(114),x+=
:=x:8),(123 7x115()÷,3=8.19
)0.6=x116()12::,,(124
,x+1=4x+23117()()(),:(125)x:15=
(118)3x,﹣70%x=9.2 ,x+x=(126)
x=5﹣,×),(119) 6+x=240(127x50%
(136) 7x÷3=8.19, x=,)1﹣(128
(137) 32.8﹣9x=17.5, 2.5+1,129)x=3(
(138) x﹣0.36x=16, 2﹣=4)(130,3x
(139) 6×7+3x=69,,)(1318.5﹣3x=2
(140) 6x+2x﹣56=0,)÷3x=4,132(
,5%=17.54x(133)﹣(141) 3x﹣0.45×4=2.7,
,﹣(142) 5.8x4.6x=0.96 x﹣4:=)(134:(),
,=3x9(143) 8.4÷(﹣)
,(135) 6x+31=49
(144) 3x÷1.2=8,(153) 7.8﹣3x=3.6,
(154(145)5x+28=71,) 6×3﹣1.8x=7.2,
(155)10:,x=4.5:0.8, 8.7(146)﹣1.2x=3.9
,8x)﹣2.6x=37.8(147:,156=x):(
4=8.50.75x(148)﹣0.95×,
7.65=4.64, 157)X﹣(
54,÷2+3x=72 )(149 ,28.25 )﹣X=8.25(158 =12.42), 2.6=37.88x150()﹣,159)X﹣(3.6+2.97(