Question

Mark partially drained his pool to clean it. At 1:00 P.M., he started to refill it. At 5:00 P.M., the pool had 10,400 gallons of water. At 9:00 P.M., the pool had 13,800 gallons of water. If filling the pool is modeled by a linear function, how many gallons of water still remained in the pool when he first started to refill it?

Answer 1

Answer: 7,000

Explanation:

we use process of elimination if we had 13,800 at 9 AM and then 10,400 at five there are three hours during that time that are on accounted for and we solve for X

Answer 2

IHAVENO IDEA jk, the answer is 7,000 hope this helped.