|3,5x-1,2|=|8,5x+6| tolong dongg pakai caraaa

3.5x – 1.2 = 8.5x + 6
3.5x – 8.5x = 1.2 + 6
-5x = 7.2
x = 7.2 : (-5)
= (-1.44)
semoga membantu ya