Answer:
y =1/4 x -9
Step-by-step explanation:
Slope intercept form is
y = mx +b where m is the slope and b is the y intercept
8y -2x = -72
Add 2x to each side
8y-2x+2x = 2x-72
8y = 2x-72
Divide each side by 8 to get y alone
8y/8 =2x/8 -72/8
y =1/4 x -9