Answer:
Step-by-step explanation:
y= 1/2x + −7/2
Answer:

Step-by-step explanation:
Combine the opposite terms in r − 3 − r
.
The length of the rectangle would be X2 - X1
The height of the rectangle would be Y2-Y1
Perimeter = 2 X length + 2 times height
The perimeter would be 2(X2-X1) + 2(Y2-Y1)
The first choice would be the correct answer.