A faucet can fill a bathtub in 6 minutes. The drain can empty the tub in 10 minutes. If both the faucet and the drain are open

Question

A faucet can fill a bathtub in 6 minutes. The drain can empty the tub in 10 minutes. If both the faucet and the drain are open at the same time.
this situation is represented by this expression, where t is the number of minutes it will take to completely fill the bathtub.
t/6 - t/10
Which expression can also represent this situation?

Kunduz · Accepted Answer

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