Evaluate an expressions: 4c +3d +f if c=5 , d=-3 and f=-2

What is the length of an with endpoints a 3,2 and b 8,14

The table shows the distance traveled over time while traveling at a constant speed.

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?