Respuesta :
Answer:
7,9,11,13 = 40
Step-by-step explanation:
second number is 9
Answer:
9
Step-by-step explanation:
Let's call the numbers x, x+2, x+4, x+6
the sum is 40 which is 3x + 12 = 40
3x = 40 - 12
3x = 28
x = 7
The second number is x + 2 ➡ 7 + 2 = 9