Respuesta :

2.5 (6 - 2x) + 11 = 104 - 1.5 (6x + 12)
Distribute both sides
15 - 5x + 11 = 104 - 9x - 18
Combine liked terms
26 - 5x = 86 - 9x
-26 on both sides
-5x = 60 - 9x
+9x on both sides
4x = 60
/4 on both sides
x = 15