In a class of 48 students the amount of girls is the sum of 8 and the amount of boys . How many boys are in the class? OPTIONS:
31
20
31
19
(if you can please include procedure)

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?

X-intercept=-5 y-intercept=2 the equation of the line is

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.