整数方程专项练习166题Word格式.docx
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(53)2x+23×
4=134
(54)3x+x+6=26
(55)X÷
109=27+23
(56)(569+4827)÷
X=284
(57)100×
(X+100)=12000
(58)x﹣72=25×
5
(59)38+5x=243
(60)3(5x﹣4)=48
(61)3x+24=5x﹣12
(62)910÷
x=13,
(63)36x÷
16=18,
(64)40x﹣23x=105,
(65)532﹣x=196,
(66)x÷
62=438,
(67)74×
x=9102,
(68)x+634=856,
(69)8x﹣3x=155,
(70)30×
(x÷
4)=60,
(71)72×
5﹣3x=12,
(72)x+175=366
(73)2000﹣x=1384
(74)x÷
14=250
(75)45×
x=4680
(76)x×
39=200+34
(77)3780÷
x=18
(78)532﹣x=196
(79)x÷
62=48
(80)74×
x=2812
(81)4x﹣3×
9=29,
(82)13(x+5)=169,
(83)4x﹣6=30
(84)4x﹣2x=48
(85)5x÷
9=25
(86)2y+3y+60=145
(87)16x÷
2=128
(88)6x+180=330
(89)13x+7=150
(90)200÷
5x=40
(91)4×
(3x+6)=48,
(92)5×
(x+24)=255,
(93)(x﹣12)÷
4=4.5,
(94)45x+x=368,
(95)454﹣2x=226
(96)20×
3﹣x=40
(97)(52+34)×
x=5590
(98)x÷
43=508
(99)x﹣4.3=9.08
(100)488÷
x=61
(101)6x﹣35=13
(102)38﹣12+x=54
(103)34x﹣48=268,
(104)13(X+5)=169,
(105)8×
4﹣3x=2,
(106)5x﹣2x=9.6,
(107)25x÷
2=100,
(108)32x+61x=154,
(109)3x+(25+15)=1600,
(110)3x﹣7=62
(111)4x﹣4×
25=80
(112)(x+3)÷
2=6
(113)19﹣2X=5,
(114)2X+23×
4=134,
(115)9X﹣45=135,
(116)X﹣34=200,
(117)6X+7X=650,
(118)14×
70﹣5X=800,
(119)44+X=52
(120)91﹣X=46,
(121)X﹣16=77,
(122)X×
29=348,
(123)35×
X=210,
(124)X÷
327=9,
(125)8640÷
X=320,
(126)840×
X=840,
(127)420+X×
5=1670,
(128)1224÷
X+109=211,
(129)5x÷
21=30
(130)10+9x=199
(131)5(x+5)=355
(132)6x+15=51,
(133)3(x﹣8)=27,
(134)x÷
28=82,
(135)14x﹣7x=56,
(136)7χ﹣2×
9=80,
(137)7+5χ=42,
(138)264+3x=363
(139)3x+2x=65
(140)2x﹣5×
2=8
(141)534+x=3060
(142)46+3x=133
(143)7x÷
4=21
(144)3x+9=15
(145)x÷
12=6
(146)136﹣x=60
(147)x×
34=2924,
(148)186×
x=2604,
(149)x+723=1280,
(150)8670÷
x=15,
(151)x÷
28=147,
(152)7083﹣x=3465,
(153)3x+5=20,
(154)40x+20x=120,
(155)40﹣5x=30,
(156)7x﹣50=160
(157)32+17﹣x=40
(158)8x÷
4=40
(159)91﹣5x=36
(160)8(2X﹣7)=5(X+13),
(161)3(x+4.5)=60,
(162)X÷
11=3,
(163)13(X+5)=169,
(164)4X﹣9×
7=342,
(165)2X﹣97=342,
(166)4x﹣5×
6=12,
参考答案:
(1)48x+1x=98,
49x=98,
49x=98÷
49,
x=2;
3x÷
7×
7=120×
7,
3x=840,
3=840÷
3,
x=280,
16x﹣5=43,
16x﹣5+5=43+5,
16x=48,
x=3.
2x+5﹣2x=5x﹣7﹣2x,
3x﹣7=5,
3x﹣7+7=5+7,
3x=12,
3=12÷
x=4;
3x﹣6=12﹣5x,
3x﹣6+5x=12﹣5x+5x,
8x﹣6=12,
8x﹣6+6=12+6,
8x=18,
8x÷
8=18÷
x=2.25;
7x﹣56=0,
7x﹣56+56=0+56,
7x=56,
7x÷
7=56÷
x=8;
2x+16=26,
2x+16﹣16=26﹣16,
2x=10,
2x÷
2=10÷
x=5.
2x=14,
x=7;
3x+2x=32﹣7,
5x=25,
x=5
2x+4﹣3=3x﹣5,
2x+1+5=3x﹣5+5,
2x+6=3x,
2x+6﹣2x=3x﹣2x,
x=6
8x﹣16+16=2x+8+16,
8x=2x+24,
8x﹣2x=2x+24﹣2x,
6x=24,
6x÷
6=24÷
6,
x=4
3×
(2x+7)÷
3=45÷
2x+7﹣7=15﹣7,
2=8÷
11x=165,
11x÷
11=165÷
11,
x=15;
84﹣x=12,
84﹣x+x=12+x,
12+x=84,
12+x﹣12=84﹣12,
x=72
x(8+20)=84,
28x=84,
28x÷
28=84÷
28,
x=3;
20﹣5x+5x=5+5x,
5+5x=20,
5+5x﹣5=20﹣5,
5x=15,
5x÷
5=15÷
5,
x=3
7+2x﹣9+9=0+9,
7+2x=9,
7+2x﹣7=9﹣7,
2x=2,
2=2÷
x=1;
13x﹣45=20,
13x﹣45+45=20+45,
13x=65,
13x÷
13=65÷
13,
3x﹣5+x=11﹣x+x,
4x﹣5+5=11+5﹣x,
4x÷
4=16÷
4,
3x﹣5﹣x=x+1﹣x,
2x﹣5=1,
2x﹣5+5=1+5,
2x=6,
2=6÷
3(x﹣5)÷
3=123÷
x﹣5=41,
x﹣5+5=41+5,
x=46
3x﹣64=119,
3x﹣64+64=119+64,
3x=183,
3=183÷
x=61;
3x﹣36+23=35
3x﹣13=35
3x﹣13+13=35+13
3x=48
3=48÷
3
x=16
7x+20﹣20=83﹣20,
7x=63,
7=63÷
x=9;
7x+5=19,
7x+5﹣5=19﹣5,
7=14÷
3x=75×
12,
3=900÷
x=300;
4x﹣60+3x=5x
7x﹣60=5x
7x﹣60﹣5x=5x﹣5x
2x﹣60=0
2x=60
x=30
4x+158﹣2x=192,
2x+158=192,
2x+158﹣158=192﹣158,
2=34÷
x=17.
3204=450+6X,
3204﹣450=450+6X﹣450,
2754÷
6=6X÷
X=459;
5+2x=49,
5+2x﹣5=4.9﹣5,
2=44÷
x=22
76x﹣152=52x﹣32
76x﹣152+152=52x﹣32+152
76x=52x+120
76x﹣52x=52x+120﹣52x
24x=120
24x÷
24=120÷
24
3x﹣36=2x﹣8
3x﹣36+36=2x﹣8+36
3x=2x+28
3x﹣2x=2x+28﹣2x
x=28
3x+6=4x+4,
3x+6﹣3x=4x+4﹣3x,
x+4=6,
x+4﹣4=6﹣4,
x=2
(34)4(x﹣9)=8
4(x﹣9)÷
4=8÷
4
x﹣9=2
x﹣9+9=2+9
x=11
8x﹣5+2x=45
10x﹣5+5=45+5
10x÷
10=50÷
10
6000﹣x+x=3085+x,
3085+x=6000,
3085+x﹣3085=6000﹣3085,
x=2915;
29×
x÷
29=2958÷
29,
x=102;
41600÷
x×
x=320×
x,
320x=41600,
320x÷
320=41600÷
320,
x=130
18﹣3x=3,
18﹣3x+3x=3+3x,
3+3x=18,
3+3x﹣3=18﹣3,
3x=15,
3=15÷
x=5;
(x+5)÷
2×
2=108×
x+5=216,
x+5﹣5=216﹣5,
x=211;
4x﹣12+12=3×
8+12,
4x=36,
5=36÷
x=9
23+4x﹣23=71﹣23
4=48÷
x=12
3x÷
4×
4÷
3=30×
x=40
91﹣5x+5x﹣36=36﹣36+5x
5=55÷
5x=25
5=25÷
24﹣3x+3x=18+3x
18+3x=24
18+3x﹣18=24﹣18
3x=6
3=6÷
8x+10=26
8x+10﹣10=26﹣10
8x=16
8=16÷
8
10x=160
10=160÷
6x+12﹣12=108+12
6x=120
6=120÷
6
x=20
14x=8.4
14x÷
14=8.4÷
14
x=0.6
5x+25﹣25=5+25
5x=30
2.5=30÷
2x=2
2
x=1
2x+92=134
2x+92﹣92=134﹣92
2x=42
2=42÷
x=21
4x+6﹣6=26﹣6
4x=20
4=20÷
X÷
109=50
109×
109=50×
109
X=5450;
5396÷
X×
X=284×
X
284X=5396
284X÷
284=5396÷
284
X=19;
100×
(X+100)÷
100=12000÷
100
X+100=12
X+100﹣100=120﹣100
X=20
x﹣72=125
x﹣72+72=125+72
x=197
38+5x﹣38=243﹣38
5=205÷
x=41
15x﹣12=48
15x﹣12+12=48+12
15x=60
15x÷
15=60÷
15
3x+24﹣3x=5x﹣12﹣3x
2x﹣12=24
2x﹣12+12=24+12
2x=36
2=36÷
x=18
(62)910÷
x=910÷
x=70;
36x÷
16×
16=18×
16,
36x=288,
36=288÷
36,
17x=105,
17x÷
17=105÷
17,
532﹣x+x=196+x,
196+x=532,
196+x﹣196=532﹣196,
x=336;
x÷
62×
62=438×
62,
x=27156;
74×
74=9102÷
74,
x=23;
x+634﹣634=856﹣634,
x=222
(1)4x﹣5×
4x﹣30=12,
4x﹣30+30=12+30,
4x=42,
4=42÷
x=10.5;
5x=155,
5=155÷
x=31;
30×
4)÷
30=60÷
30,
4=2,
4=2×
360﹣3x=12,
360﹣3x+3x=12+3x,
3x+12=360,
3x+12﹣12=360﹣12,
3x=348,
3=348÷
x=116
x+175﹣175=366﹣175
x=191
2000﹣x+x=1384+x
2000﹣13.84=1384+x﹣1384
x=616
14×
14=250×
X=3500
45×
45=4680÷
45
x=104
x×
39=234
39÷
39=234÷
39
3780÷
x=18×
x
3780÷
18=18×
18
x=210
532﹣x+x=196+x
196+x=532
196+x﹣196=532﹣196
62=48×
62
x=2976;
74=2812÷
74
x=38
(81)4x﹣3×
4x﹣27=29,
4x﹣27+27=29+27,
4x=56,
4=56÷
x=14;
13x+65=169,
13x+65﹣65=169﹣65,
13x=104,
13=104÷
x=8
4x﹣6+6=30+6
4=36÷
2x=48
2=48÷
x=24;
9×
9=25×
9
5x=225
5=225÷
x=45;
5y+60=145
5y+60﹣60=145﹣60
5y=85
5y÷
5=85÷
y=17
8x=128
8=128÷
x=16;
6x+180﹣180=330﹣180
6=150÷
x=25
13x+7﹣7=150﹣7
13=143÷
13
200÷
5x×
5x=40×
5x
200x=200
200x÷
200=200÷
200
4×
(3x+6)÷
3x+6﹣6=12﹣6,
5×
(x+24)÷
5=255÷
x+24﹣24=51﹣24,
x=27;
(x﹣12)÷
4=4.5×
x﹣12+12=18+12,
x=30;
46x=368,
46x÷
46=368÷
46,
454﹣2x+2x=226+2x
454﹣226=226+2x﹣226
2x=228;
X=114
60﹣x+x=40+x
60﹣40=40+x﹣40
x=20;
86x=5590
86x÷
86=5590÷
86
x=65;
43×
43=508×
43
x=21844;
x﹣4.3+4.3=9.08+4.3
x=13.38;
488÷
x=61×
61=61x÷
61
6x﹣35+35=13+35
6x=48
6=48÷
26+x=54