What’s the answer? Down below is a image of the question

How do you determine if an ordered pair is a solution to a given equation?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

Find the value of x in the diagram below. select the best answer from the choices provided