Answer: y = 3x -9
Explanation:
1. You would subtract the 4 on both to get the Y alone
2. Now the equation is y = 3x + (-5) -4, simplify it by subtracting the like terms, -5 and -4
3. Subtracting -5 by -4 gives you -9
3. The equation will written as y = 3x -9