Answer:
See attached photo for graphs.
Step-by-step explanation:
The first step is to solve each equation for y, then graph using slop-intecept form...
x + y = 8
y = -x + 8 (subtract x from both sides)
x - y = 4
-y = -x + 4 (subtract x from both sides)
y = x - 4 (divide both sides by -1)
