rearranging formulae
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Hoja de ejercicios sobre despeje de fórmulasTRANSCRIPT
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30
1.8. – REARRAGIG FORMULAE
Solve for x:
1. 512
=x
2. 527
=+x
3. xx
3527
2−=+
4. 125
2
7
2+−=+ x
x
5. 312=
−
x
x
6. 52
2=
+
x
x
7. 612
2=
−
−
x
x
8. 21
22−=
+
−
x
x
9. 7
51
7
2 xx −=+
10. 2
34
7
2 xx=+
11. xx 2
33
2=−
12. 2
33
2
2
−=−
− xx
13. 2
32
−=
−
xx
14. 2
4
1
4
+=
+ xx
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31
15. 2
4
1
2
+=
+ xx
16. 12
42
12
2
+=−
+−
xx
17. xa b=
18. x a b+ =
19. 2x a b+ =
20. 2xa b=
21. xb
a=
22. a
bx=
23. 2x ax b+ =
24. x ax b+ =
25. 2
xa b+ =
26. x
ba c
=
+
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32
27. a
bx c
=
−
28. x d
ba c
−=
+
29. 2a d
bx c
+=
−
30. 2
xax b+ =
31. x
bx c
=
+
32. x a
bx c
−=
+
33. 1 x b− =
34. 1s b
x− =
35. 1 x
ba
−=
36. 1 x
bx
−=
37. 1 1
ba x+ =
38. 6
4
+
=
x
a
x
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33
39. ax
a
x−
+
=
+ 22
14
40. 33
2
+
+=−
+ x
baa
x
41. 12
312
5
+
=−
+ x
ba
x
42. 12
2
3
2
−
+=
+
−
a
x
a
x
43. 232
15
+
=+−
a
bx
a
x
44. 122
+−
+
=
+
bx
b
x
a
45. 142
342
+−
−
=−
−
bx
b
x
b
46. ax
b
ax +
=
+ 2
1
47. 322
1−
+
=
+ ax
b
ax
48. 32
3 =
+ax
x
49. bax
x=
+
−
3
23
50. bax
x3
52
32−=
+
−