Respuesta :

dedicatedlearner

Answer:

55

Step-by-step explanation:

28 - 19 = 9

37 - 28 = 9

46 - 37 = 9

46 + 9 = 55
For each one it adds nine on the bottom row. 1-19 then2-28 it just adds 9 to the number as you add 1 on top