Răspuns:
a) 3*1 - 6x + 2*2*2 = 32 => 3 -6x + 8 = 32 => 11 - 6x = 32. => -6x= 32-11 => -6x = 21 => -x = 21/6 => x = - 21/6 => x= - 7/2 ( am simplificat prin 3)
b) 3*3*3 * 2*2*2 - 3x = 12 => 27 * 8 -3x = 12 => 216 - 3x = 12 => -3x = 12 - 216 => -3x = -204 => 3x = 204 => x = 204/3 => x= 68
