Jada has$20 to spend on games and rides at a carnival. Games cost $1 each and rides are $2 each. 1. Which equation represents the relationship between the number of games, , and the number of rides, , that Jada could do if she spends all her money?

A: x + y = 20

B: 2x + y = 20

C: x + 2y = 20

2. Explain what each of the other two equations could mean in this situation. Think about what is the invisible number in front of a variable that does not have a coefficient (number in front).