Asap plz what are the relative frequencys

For what value of x does 4x = (1/8) x + 5?

Divide. write in the simplest form. 4 1/6 divided by 10

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