Respuesta :
N = how much Ben spent
N - 0.25 cents = David spent
D = David
D + 12.50 = Ben spent
12.50 x 2 = 25.00 - 0.25 = 24.75
N - 0.25 cents = David spent
D = David
D + 12.50 = Ben spent
12.50 x 2 = 25.00 - 0.25 = 24.75