Answer:

Step-by-step explanation:
We were originally on -1.
But we jumped to -4.
-4 is 3 spaces to the left of -1.
In other words, we subtract 3 into -1.
Another way of saying this is that we added -3 to -1.
Therefore, our equation is:

Answer:
Allesandro got home first because the fraction isn't a whole and it's comparing Allesandro's time.
Step-by-step explanation:
A. 3x-4y would be the answer!