A football team lost 9 yards on each of three consecutive plays. What was the team's total change in position for the three plays?

27

Yes. The team lost a total of 27 yards in the three consecutive plays.

The value of a piece of office equipment is changing at a rate of -$175 per year.how long will it take for the change in value to be -$1,050?

How do you think you should solve this last problem?

You have two numbers. Should you
add?
subtract?
multiply?
divide?

Which gives you the most reasonable answer?

Right. What is your answer?

Divide

The question asks how long, not how much.

How the dickens did you get $6?

Right so your answer

what did you post ?

21 yards