Answer:
it will take him 12 days to exercise for 576 minutes
Step-by-step explanation:
48x12=576
its 117
There's no 12p in the simplification
31=2y-5
Add 5 on both -5+5 which cancels out and 31+5 which is 36 and then divide 36 by 2 which equals to 18.
So y=18 hope this helped (':