4:45 -3:30 -2*(0:15) = 0:45
Gina and Lucy can spend 45 minutes at the library.
_____
They will get to the library at 3:45. They must start home by 4:30. From 3:45 to 4:00 is 15 minutes, and it is 30 more minutes to 4:30. The time they can spend at the library totals 45 minutes.
Answer:
2
x
−
y
=
−
9
Step-by-step explanation:
I am not 100% sure but I think this is right.
1 hr plus 20 minutes
Then that answer divided by 15
Then that answer multiply by 3/4
Answer:

Step-by-step explanation:
Given: 
To find: 
Solution:
A relation is said to be a function if each and every element of the domain has a unique image in the co-domain.
Inverse of a function exist if it is both one to one and onto.

