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17 - 3x - 33= x + 12
-3x + 17 - 33= x + 12
-3x - 16= x + 12
-3x - x= 12 + 16
-4x= 28
x= 28/-4
x= -7
Hp= {-7}
17-3x-33 = x+12
-3x-33+17 = x+12
-3x-16 = x+12
-3x-x-16 = 12
-4x-16 = 12
-4x = 12+16
-4x = 28
x = 28/-4
x = -7