Please Help. I dont understand

a) y=|(1\2)x-2| + 4

b)y=|(1/2)x-2|+2

c)y=|(1/2)x-1|+3

d)y=|(1/2)x-3|+3

Step-by-step explanation:

Translating up and down is done outside of the absolute value and is intuitive in that up is added to the original value and down is negative.  Left and right is shown within the absolute value and is the opposite of what you would think it to be in that left is added and right is subtracted.

b) the dogs need to shift their focus to human scent.