Give the step-by-step reasoning process and then the final answer. Lucas went to the store with $20 and needed to buy 3 avocados that cost $2 each. How much change does he bring home?
User
The avocados cost 6 because 3 x 2 = 6. He brings home $4 in change because 20 - 6 = 14.
The final answer: 14.
Assistant