Question

2y²+7y-6=0000000000000000000000000000000000000000000000000000000​

Answer 1

Answer:

Step-by-step explanation:

It takes 6 minutes to fill a certain pool and 18 minutes to drain out the same pool when it is full. with the drain open and the pool empty, how long would it take to fill the pool

answer should not copied from Google or any app

answer is 9 how is it answer ​

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