Find the 5th term of (x+3)^8

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?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle