a textbook store sold a combined total of 220 history and biology textbooks in a week. The number of history textbooks sold was three times the number of biology textbookssold. How many textbooks of each type were sld

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,