Poster is shown below: a rectangle is shown. the length of the rectangle is labeled 18 inches. the width of the rectangle is labeled 6 inches. what are the dimensions if the poster is enlarged by a factor of seven over two ?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.