Persamaan nilai mutlak 5 |2x-3| = 2 |3-5x|

5|2x - 3| = 2|3 - 5x|
|10x - 15| = |6 - 10x|
(10x - 15)² - (6 - 10x)² = 0
➡ Ingat rumus : a² - b² = (a + b)(a - b)
-9(20x - 21) = 0
x = 21/20

HP = {21/20}