Answer:
hope it would help you
Step-by-step explanation:
the ans should be A
mark my ans as BRAIN LIST
Ha uuuu un día y que ha dado la oportunidad para el teléfono
x= morning
y = afternoon
x + y = 10
x=10-y
5x + 6y =57
5(10-y) +6y =57
50-5y +6y =57
y=7
x=10-7 =3
check 3*5 = 15, 7*6 = 42, 42 + 15 = 57
3 morning practices