Answer:
36cm
Step-by-step explanation:
4.5+4.5 = 9
9*4 = 36cm

The hours cancel out and you divide 105.6 by 60 to get
1.76 L/min
Answer:
(0, -10)
Step-by-step explanation:
If you add both together from x - y, each add up to their own value. For example, -5, and -9 would be -14. It's quite simple. I hope this helps. I'm sorry if this is not what you are looking for.