Which equation represents a line that is parallel to the line who’s equation is why equals negative 3X -7

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

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

Icould really use some with this question.