Assign two variables for each problem, and write the equations. Do not solve.

A basketball team stopped at a fast-food restaurant after a game. They divided into two groups. One group bought 5 chicken sandwiches and 7 hamburgers for a cost of $24.90. The second group sent $28.80 and bought 5 chicken sandwiches and 9 hamburgers. How much does a hamburger cost?

Respuesta :

Iznos
Variables: c for chicken
h for burgers

Equations:
1.      5c + 7h=24.90
2.      5c + 9h=28.80