They both don't have the same number of zero as the answer because you are doing 40x500 which 20000 and 4x600 which is 2400

Collecting like terms,

Since the signs change when its position changes.

Step-by-step explanation:

Therefore, the zeroes would be:

Answer:
75
Step-by-step explanation:
125-(5*10)
125-(50)
75
Answer:
10 minutes?
Step-by-step explanation:
Sorry if it is incorrect but what I did was I found the average of 5 minutes and 15 minutes and got 10.
Here's my problem solving explanation:
(5 + 15) / 2 = 10