2x squared minus x plus x squared minus 3x

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?

Draw a scaled copy of the circle using a scale factor of 2

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.