Bartek rode his bicycle at a constant rate of 15 miles per hour. which graph shows the distance bartek traveled

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0