What are the perpendicular and parallel lines to line M?

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

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Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression