According to a survey, 80 middle school students, or 20% walk to school. How many students attend the middle school?

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Graph the equation by plotting point x=2

Write an algebraic expression for the word expression the quotient of c and 8