Answer:
-3 X 7= -21
Step-by-step explanation:
Answer:
A={3,4,5,...,}
Step-by-step explanation:
Roster form means that we list each element of the set within curly braces
They spend about three hours a day online
2:15
Half an hour is 30 minutes
A quarter is 15 minutes
A quarter to 3 is 2:45
Half an hour before 2:45 is 2:15