Idk what it has to do with simplifying but what I would do is multiply 1 times 3. That gives u 3. Then add Ben's one hour and Brooke's 3 hours together. That gives u 4 hours total.
Answer:
(A.) x = y - 4
Step-by-step explanation:
All you need to do is subtract the 4 from both sides, giving you the final equation as x = y - 4.
