if you add both hours together you'll come up with two hours, then add 45 and 15
45+15=60minutes
60minutes=1hour
three hours.
Answer:
Step-by-step explanation:
1 .
2.
<u>Combined answer</u>
-3/-6, 2/2
I'm not really sure how else to finish this
B. 0
=>d+(-d)
=>d-d
=>0