One pipe fills a storage pool in 28 hours. A second pipe fills the same pool in 14 hours. When a third pipe is added and all three are used to fill the pool, it takes only
hours. Find how long it takes the third pipe to do the job.
The third pipe can fill the pool alone in
hours.

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation