Himpunan penyelesaian dari nilai mutlak |5x - 8| - |13-2x| = 0 adalah

Bab Nilai Mutlak
Matematika SMA Kelas X

|5x - 8| - |13 - 2x| = 0
|5x - 8| = |13 - 2x|

5x - 8 = 13 - 2x
5x + 2x = 13 + 8
7x = 21
x = 21/7
x = 3

5x - 8 = - 13 + 2x
5x - 2x = -13 + 8
3x = -5
x = -5/3

HP = {-5/3, 3}