Respuesta :

wikk
3(5 - 12) + 4/2
3*5 - 3*12 + 4/2
15 - 36 + 4/2
-21 + 4/2
-21 + 2
-19

So the answer is -19.
Distributive property would be (3 times 5) - (3 times 12) +4 divided by two, answer would be -19.