Answer:
y = 3x - 10
Step-by-step explanation:
y = 3x -10
Slope intercept form is y = mx+b where m is the slope and b is the y intercept
-9x +3y =-30
Add 9x from each side
-9x+9x +3y =9x-30
3y = 9x-30
Divide each side by 3
3y/3 = 9x/3 -30/3
