I might be wrong in this one but I am certain to the right Is definitely -3. If I get it wrong can you tell me what I got wrong to improve from my mistakes.
If h moves the graph left or right,

(moves left)

(moves right)
If a vertical stretch by a factor of |h|, then

If h moves the graph up or down,

(moves up)

(moves down)

and h = 1
Answer: 54 square feet
Step-by-step explanation:
To find perimeter of a rectangle we must use the formula l+l+w+w=p where l and w represent width and length
Since we know length and width is x=12 just substitute so
15+15+12+12=54 so 54 is the perimeter
-7 * 12 = -84
but
-7 + 12 = 5