Dado a los polinomios A y B, donde A= 7x-6y +6w y B= 10x-4y-14w resta el polinomio B del polinomio A. (A-B)

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?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

What is the measure of angle tvu shown in the diagram below