what is the slope of this line? 4x + y = -5
If the equation is in the form: y = mx + b then m is the slope and b is the y-intercept.
Let's take 4x + y = -5 and get the y-term alone on the left side by subtracting 4x from both sides:
---> y = -4x - 5
---> slope = -4 and y-intercept is -5