Question

6.

At the school cafeteria, the cost of one milk is $0.50. The total cost of 5 turkey sandwiches and 4 milks is the same as the total cost of 4 turkey sandwiches and 8 milks.

a. Write an equation that can be used to find the cost of a turkey sandwich. Explain what each expression or value represents in the equation.

b. Use the equation you wrote in part a. to find the cost of a turkey sandwich. Explain how you solved the equation.

Answer 1

alright lets begin...
1. let the cost of turkey sandwich be x and milk be y
so 5x + 4y = 4x + 8y
you know the value of y (= 0.50)
so can you find x ?