Question

求50道七年级一元一次方程计算题 注：是计算题，非应用题.谢谢

Answer 1

一元一次方程：
1. 2(x-2)-3(4x-1)=9(1-x)
2. 11x+64-2x=100-9x
3. 15-(8-5x)=7x+(4-3x)
4. 3(x-7)-2[9-4(2-x)]=22
5. 3/2[2/3(1/4x-1)-2]-x=2
6. 2(x-2)+2=x+1
7. 0.4(x-0.2)+1.5=0.7x-0.38
8. 30x-10(10-x)=100
9. 4(x+2)=5(x-2)
10. 120-4(x+5)=25
11. 15x+863-65x=54
12. 12.3(x-2)+1=x-(2x-1)
13. 11x+64-2x=100-9x
14. 14.59+x-25.31=0
15. x-48.32+78.51=80
16. 820-16x=45.5×8
17. (x-6)×7=2x
18. 3x+x=18
19. 0.8+3.2=7.2
20. 12.5-3x=6.5
21. 1.2(x-0.64)=0.54
22. x+12.5=3.5x
23. 8x-22.8=1.2
24. 1\ 50x+10=60
25. 2\ 60x-30=20
26. 3\ 3^20x+50=110
27. 4\ 2x=5x-3
28. 5\ 90=10+x
29. 6\ 90+20x=30
30. 7\ 691+3x=700

31 x+5=8
32 3x＋5(138－x) = 540
33 x-5=3
34 2x-10.3x=15
35 0.52x-(1-0.52)x=80
36 x/2+3x/2=7
37 3x+7=32-2x
38 3x+5(138-x)=540
39 3x-7(x-1)=3-2(x+3)
40 18x+3x-3=18-2(2x-1)
41 3(20-y)=6y-4(y-11)
42 -(x/4-1)=5
43 3[4(5y-1)-8]=6
44 2(x-2)+2=x+1
45 2(x-2)-3(4x-1)=9(1-x)
46 x/3 -5 = (5-x)/2
47 2(x+1) /3=5(x+1) /6 -1
48 (1/5)x +1 =(2x+1)/4

Answer 2

2(x-2)-3(4x-1)=9(1-x)
2. 11x+64-2x=100-9x
3. 15-(8-5x)=7x+(4-3x)
4. 3(x-7)-2[9-4(2-x)]=22
5. 3/2[2/3(1/4x-1)-2]-x=2
6. 2(x-2)+2=x+1
7. 0.4(x-0.2)+1.5=0.7x-0.38
8. 30x-10(10-x)=100
9. 4(x+2)=5(x-2)
10. 120-4(x+5)=25
11. 15x+863-65x=54
12. 12.3(x-2)+1=x-(2x-1)
13. 11x+64-2x=100-9x
14. 14.59+x-25.31=0
15. x-48.32+78.51=80
16. 820-16x=45.5×8
17. (x-6)×7=2x
18. 3x+x=18
19. 0.8+3.2=7.2
20. 12.5-3x=6.5
21. 1.2(x-0.64)=0.54
22. x+12.5=3.5x
23. 8x-22.8=1.2
24. 1\ 50x+10=60
25. 2\ 60x-30=20
26. 3\ 3^20x+50=110
27. 4\ 2x=5x-3
28. 5\ 90=10+x
29. 6\ 90+20x=30
30. 7\ 691+3x=700

31 x+5=8
32 3x＋5(138－x) = 540
33 x-5=3
34 2x-10.3x=15
35 0.52x-(1-0.52)x=80
36 x/2+3x/2=7
37 3x+7=32-2x
38 3x+5(138-x)=540
39 3x-7(x-1)=3-2(x+3)
40 18x+3x-3=18-2(2x-1)
41 3(20-y)=6y-4(y-11)
42 -(x/4-1)=5
43 3[4(5y-1)-8]=6
44 2(x-2)+2=x+1
45 2(x-2)-3(4x-1)=9(1-x)