Answer :
Answer:
12 blocks west
Step-by-step explanation:
Okay so he walked 12 blocks west to Zac's house and then walked another 12 blocks back this means that he had to walk 12 blocks west to get to Zac's house
P.S. Sorry if it is wrong
Answer:
0 blocks west
Step-by-step explanation:
If you end at the same place you started just like on a racetrack one full lap. Walking 12 blocks west then 12 blocks east back to the house displacement is 0 because you are back where you started from.