Answer:
y = -2/5x -1
Step-by-step explanation:
The slope intercept form is
y = mx+b where m is the slope and b is the y intercept
6x+15y = -15
Subtract 6x from each side
6x-6x +15y = -6x-15
15y = -6x-15
Divide each side by 15
15y/15 = -6x/15 -15/15
y = -2/5x -1
