Respuesta :
Let y represent the cost of one drink.
3.5+(yΓ3)
3.5+(1.5Γ3)
3.5+4.5=8
4.5 for the three drinks.
3.5+(yΓ3)
3.5+(1.5Γ3)
3.5+4.5=8
4.5 for the three drinks.