Horizontal is called the x-axis and the vertical is called the y-axis
Let one of the number be x
The other number will be x + 2
x + x + 2 = 15044
2x + 2 = 15044
2x = 15044 -2
2x = 15042
x = 7521
x + 2 = 7521 + 2 = 7523
The office number is 7521 and 7523
Add 5 to 5, or multiple 5 by 2.