contestada

At a store, Claire bought 1 sandwich and 2 sodas for $5.50. A sandwich costs $1.00 more than a soda. How much did the sandwich cost?

Respuesta :

x = sandwich, y = soda

x + 2y = 5.5
x = y +1

Solve the system of equations and you have: y = 1.5 and x = 2.5
1.50 is how much the sandwhich cost