nilai mutlak dari.....

Nili Mutlak

1.
|5-2|/ |3x| - 9 = 8
|3| / |3x| = 8 +9
3|1|/ 3 |x| = 17
|1/x | = 17
1/x = 17 atau -1/x = 17
x= 1/17  atau x = - 1/17

2.
|4 -2|/|3x|  - 7 = 13
|2|/ |3x| = 13 + 7
2/3 |1/x| = 20
|1/x| = 20(3/2)
|1/x| = 30
1/x= 30  atau - 1/x = - 30
x = -1/30  atau x = 1/30