Answer:
slope = -4/5
y intercept = -4
Step-by-step explanation:
-5y = 4x+20
divide each side by -5
y = 4x/-5 + 20/-5
y = -4/5 x -4
it is in the form y = mx +b where m is the slope and b is the y intercept
m = -4/5 and b = -4