12. Sam worked out this math problem: “Max and some friends shared the cost of a meal. The meal cost $51 and each person contributed $17. How many people share the cost of the meal?” Here is how Sam worked out this problem:
17x = 51
17x = 51
-17 -17
x = 34
There were 34 people who split the cost of the meal.
Part 1: What is the error that Sam made in this problem? (Write your answer in complete sentences.)

Part 2: Solve the problem correctly.

Solve Part 2 Here: