What is the role of the negative in an exponent?

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

How do the graphs of y = 1/x and y=5/x+6 compare?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)