At a baseball game, you buy some hot dogs that cost $3 each and the same number of soft drinks for $2.50 each. Write an expression in simplest form that represents the total amount of money spent on food and drinks.
3x + 2.50 x = 5.50 x
500
At a theme park, each student is given $19. This covers the cost of 2 meals at x dollars each plus $7 worth of snacks. Write and solve an equation to find the total price of each meal.