(1000-10X)(3+X)+200X

(1) 3X-(1/2+1/4)=7/12

3X=7/12+3/4

3X=4/3

X=4/9

(2) 6.6-5X=3/4-4X

6.6-0.75=-4X+5X

X=5.85

(3) 1.1X+2.2=5.5-3.3X

1.1X+3.3X=5.5-2.2

4.4X=3.3

X=3/4=4/3

还有阿

(0.5+x)+x=9.8÷2

2(X+X+0.5)=9.8

25000+x=6x

3200=450+5X+X

X-0.8X=6

12x-8x=4.8

7.5*2X=15

1.2x=81.6

x+5.6=9.4

52－x ＝15

91÷x ＝1.3

X+8.3=10.7

15x ＝3

3x－8＝16

7(x-2)=2x+3

3x+9=2718(x-2)=270

12x=300-4x

7x+5.3=7.4

3x÷5=4.8

30÷x+25=85

1.4×8-2x=6

6x-12.8×3=0.06

410-3x=170

3(x+0.5)=21

0.5x+8=43

6x-3x=18

1.5x+18=3x

5×3-x÷2=8

0.273÷x=0.35

1.8x=0.972

x÷0.756=90

9x-40=5

x÷5+9=21

48-27+5x=31

10.5+x+21=56

x+2x+18=78

(200-x)÷5=30

(x-140)÷70=4

0.1(x+6)=3.3×0.4

4(x-5.6)=1.6

7(6.5+x)=87.5

(27.5-3.5)÷x=4

x+19.8=25.8

5.6x=33.6

9.8-x=3.8

75.6÷x=12.6

5x+12.5=32.3

5(x+8)=102

x+3x+10=70

3(x+3)=50-x+3

5x+15=60

3.5-5x=2

0.3×7+4x=12.5

x÷1.5-1.25=0.75

4x-1.3×6=2.6

20-9x=1.2×6.25

6x+12.8=15.8

150×2+3x=690

2x-20=4

3x+6=18

2(2.8+x)=10.4

(x-3)÷2=7.5

13.2x+9x=33.3

3x=x+100

x+4.8=7.2

6x+18=48

3(x+2.1)=10.5

12x-9x=8.7

13(x+5)=169

2x-97=34.2

3.4x-48=26.8

42x+25x=134

1.5(x+1.6)=3.6

2(x-3)=5.8

65x+7=42

9x+4×2.5＝91

4.2 x+2.5x＝134

10.5x+6.5x=51

89x-43x=9.2

5x-45=100

1.2x-0.5x=6.3

23.4=2x=56

4x-x=48.6

4.5x-x=28

X-5.7=2.15

15 5X-2X=18

3X+0.7=5

3.5×2= 4.2+x

26×1.5= 2x+10

0.5×16―16×0.2=4x

13 9.25－X=0.403

16.9÷X=0. 3

X÷0.5=2.6

x＋13＝33

3 － 5x＝80

1.8 +6x＝54

6.7x －60.3＝6.7

9 ＋4x ＝40

2x+8=16

x/5=10

x+7x=8

9x-3x=6

6x-8=4

5x+x=9

x-8=6x

4/5x=20

2x-6=12

7x+7=14

6x-6=0

5x+6=11

2x-8=10

1/2x-8=4

x-5/6=7

3x+7=28

3x-7=26

9x-x=16

24x+x=50

6/7x-8=4

3x-8=30

6x+6=12

3x-3=1

5x-3x=4

2x+16=19

5x+8=19

14-6x=8

15+6x=27

5-8x=4

7x+8=15

9-2x=1

4+5x=9

10-x=8

8x+9=17

9+6x=14

x+9x=4+7

2x+9=17

8-4x=6

6x-7=12

7x-9=8

x-56=1

8-7x=1

x-30=12

6x-21=21

6x-3=6

9x=18

4x-18=13

5x+9=11

6-2x=11

x+4+8=23

7x-12=8

X-5.7=2.15

15 5X-2X=18

3X 0.7=5

3.5×2= 4.2 x

26×1.5= 2x

0.5×16―16×0.2=4x

9.25－X=0.403

16.9÷X=0.3

X÷0.5=2.6

3－5x＝80

1.8-6x＝54

6.7x－60.3＝6.7

9 ＋4x＝40

0.2x－0.4＋0.5＝3.7

9.4x－0.4x＝16.2

12－4x＝20

1/3x＋5/6x＝1.4

12x＋34x=1

18x－14x=12

23 x－5×14=14

12＋34x=56

22－14x=12

23x-14x=14

x＋14x=65

23x=14x＋14

30x12x－14x=1

x-0.7x=3.6

够了吧?

可以去一些网上下载试卷，然后看计算题。比如：http://www.3edu.net/tk/ShowSoft.asp?SoftID=5674 要先注册！！！

挺多的 网址如下:

一元一次不等式

1 http://hpjx.hpjy.edu.cn/mswz/kp-rzj/jingcaixiti03.htm

2 http://www.pkuschool.com/teacher/details_st.asp?TopicAbb=test&SubjectAbb=sx&FileName=c103sxd426ca03.htm

3 http://mfsx.com/bs/n7/200509/1269.html(免密码)

4 http://www.akedu.com.cn/note/study/xxfb/newsshowinfo.asp?Url=2,8791&id=8791

二院一次

1 http://www.cbe21.com/subject/maths/html/040101/2004_03/20040331_100028.html

2 http://www.maths456.net/Html/Article/YCWZ/QNJJAZX/1756.html

3 www.eduxb.com/stzl/ArticleShow.asp?Articl

4 http://www.chongzi.cn/chuzh/ShowArticle.asp?ArticleID=26830

参考资料：http://zhidao.baidu.com/question/60009033.html

http://www.lesun.org/teacher/html/2004-11/4431.htm

http://www.baidu.com/s?ie=gb2312&bs=%D0%A1%D1%A7%CE%E5%C4%EA%BC%B6%B7%D6%CA%FD%BD%E2%B7%BD%B3%CC100%B5%C0&sr=&z=&cl=3&f=8&tn=baidu&wd=%D0%A1%D1%A7%CE%E5%C4%EA%BC%B6%B7%D6%CA%FD%BD%E2%B7%BD%B3%CC&ct=0

%see also http://www.matlabsky.com

3X+5X=48 14X-8X=12 6*5+2X=44

20X-50=50 28+6X=88 32-22X=10

24-3X=3 10X*（5+1）=60 99X=100-X

X+3=18 X-6=12 56-2X=20

4y+2=6 x+32=76 3x+6=18

16+8x=40 2x-8=8 4x-3*9=29

8x-3x=105 x-6*5=42 x+5=7

2x+3=10 12x-9x=9 6x+18=48

56x-50x=30 5x=15 78-5x=28

32y-29=3 5x+5=15 89x-9=80

100-20x=20 55x-25x=60 76y-75=1

23y-23=23 4x-20=0 80y+20=100

53x-90=16 2x+9x=11 12y-12=24

80+5x=100 7x-8=6 65x+35=100

19y+y=40 25-5x=15 79y+y=80

42x+28x=140 3x-1=8 90y-90=90

80y-90=70 78y+2y=160 88-x=80

9-4x=1 20x=40 65y-30=100

51y-y=100 85y+1=-86 45x-50=40

1) 3X-(1/2+1/4)=7/12

3X=7/12+3/4

3X=4/3

X=4/9

(2) 6.6-5X=3/4-4X

6.6-0.75=-4X+5X

X=5.85

(3) 1.1X+2.2=5.5-3.3X

1.1X+3.3X=5.5-2.2

4.4X=3.3

X=3/4=4/3

还有阿

(0.5+x)+x=9.8÷2

2(X+X+0.5)=9.8

25000+x=6x

3200=450+5X+X

X-0.8X=6

12x-8x=4.8

7.5*2X=15

1.2x=81.6

x+5.6=9.4

52－x ＝15

91÷x ＝1.3

X+8.3=10.7

15x ＝3

3x－8＝16

7(x-2)=2x+3

3x+9=2718(x-2)=270

12x=300-4x

7x+5.3=7.4

3x÷5=4.8

30÷x+25=85

1.4×8-2x=6

6x-12.8×3=0.06

410-3x=170

3(x+0.5)=21

0.5x+8=43

6x-3x=18

1.5x+18=3x

5×3-x÷2=8

0.273÷x=0.35

1.8x=0.972

x÷0.756=90

9x-40=5

x÷5+9=21

48-27+5x=31

10.5+x+21=56

x+2x+18=78

(200-x)÷5=30

(x-140)÷70=4

0.1(x+6)=3.3×0.4

4(x-5.6)=1.6

7(6.5+x)=87.5

(27.5-3.5)÷x=4

x+19.8=25.8

5.6x=33.6

9.8-x=3.8

75.6÷x=12.6

5x+12.5=32.3

5(x+8)=102

x+3x+10=70

3(x+3)=50-x+3

5x+15=60

3.5-5x=2

0.3×7+4x=12.5

x÷1.5-1.25=0.75

4x-1.3×6=2.6

20-9x=1.2×6.25

6x+12.8=15.8

150×2+3x=690

2x-20=4

3x+6=18

2(2.8+x)=10.4

(x-3)÷2=7.5

13.2x+9x=33.3

3x=x+100

x+4.8=7.2

6x+18=48

3(x+2.1)=10.5

12x-9x=8.7

13(x+5)=169

2x-97=34.2

3.4x-48=26.8

42x+25x=134

1.5(x+1.6)=3.6

2(x-3)=5.8

65x+7=42

9x+4×2.5＝91

4.2 x+2.5x＝134

10.5x+6.5x=51

89x-43x=9.2

5x-45=100

1.2x-0.5x=6.3

23.4=2x=56

4x-x=48.6

4.5x-x=28

X-5.7=2.15

15 5X-2X=18

3X+0.7=5

3.5×2= 4.2+x

26×1.5= 2x+10

0.5×16―16×0.2=4x

13 9.25－X=0.403

16.9÷X=0. 3

X÷0.5=2.6

x＋13＝33

3 － 5x＝80

1.8 +6x＝54

6.7x －60.3＝6.7

9 ＋4x ＝40

2x+8=16

x/5=10

x+7x=8

9x-3x=6

6x-8=4

5x+x=9

x-8=6x

4/5x=20

2x-6=12

7x+7=14

6x-6=0

5x+6=11

2x-8=10

1/2x-8=4

x-5/6=7

3x+7=28

3x-7=26

9x-x=16

24x+x=50

6/7x-8=4

3x-8=30

6x+6=12

3x-3=1

5x-3x=4

2x+16=19

5x+8=19

14-6x=8

15+6x=27

5-8x=4

7x+8=15

9-2x=1

4+5x=9

10-x=8

8x+9=17

9+6x=14

x+9x=4+7

2x+9=17

8-4x=6

6x-7=12

7x-9=8

x-56=1

8-7x=1

x-30=12

6x-21=21

6x-3=6

9x=18

4x-18=13

5x+9=11

6-2x=11

x+4+8=23

7x-12=8

X-5.7=2.15

15 5X-2X=18

3X 0.7=5

3.5×2= 4.2 x

26×1.5= 2x

0.5×16―16×0.2=4x

9.25－X=0.403

16.9÷X=0.3

X÷0.5=2.6

3－5x＝80

1.8-6x＝54

6.7x－60.3＝6.7

9 ＋4x＝40

0.2x－0.4＋0.5＝3.7

9.4x－0.4x＝16.2

12－4x＝20

1/3x＋5/6x＝1.4

12x＋34x=1

18x－14x=12

23 x－5×14=14

12＋34x=56

22－14x=12

23x-14x=14

x＋14x=65

23x=14x＋14

30x12x－14x=1

x-0.7x=3.6

够了吧?

可以去一些网上下载试卷，然后看计算题。比如：http://www.3edu.net/tk/ShowSoft.asp?SoftID=5674 要先注册！！！

挺多的 网址如下:

一元一次不等式

1 http://hpjx.hpjy.edu.cn/mswz/kp-rzj/jingcaixiti03.htm

2 http://www.pkuschool.com/teacher/details_st.asp?TopicAbb=test&SubjectAbb=sx&FileName=c103sxd426ca03.htm

3 http://mfsx.com/bs/n7/200509/1269.html(免密码)

4 http://www.akedu.com.cn/note/study/xxfb/newsshowinfo.asp?Url=2,8791&id=8791

二院一次

1 http://www.cbe21.com/subject/maths/html/040101/2004_03/20040331_100028.html

2 http://www.maths456.net/Html/Article/YCWZ/QNJJAZX/1756.html

3 www.eduxb.com/stzl/ArticleShow.asp?Articl

4 http://www.chongzi.cn/chuzh/ShowArticle.asp?ArticleID=26830

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