Libby and Eslendy are buying Girl Scout cookies. Libby buys 2 boxes of Thin Mints and 5 boxes of S'mores for $40. Eslendy buys 4 boxes of Thin Mints and 3 boxes of
S'mores for $38. What is the cost of one box of Thin Mints and one box of S'mores?
Define the variables.
Write 2 linear equations.
Solve the system of linear equations using the Elimination method.