Answer:
Her's the answer
Step-by-step explanation:
3y = - 12x + 9
y = - 4x + 3
Slope : - 4
To find y-intercept, make x = 0 --> y = 3
y = 4x + 3
Isolate variable y
3y-12x=9 add 12x to both sides
3y = 12x + 9. divide both sides by 3
