A science teacher ordered $3980 worth of microscopes and dissection kits for the new science lab. A total of 38
microscopes and 47 dissection kits were ordered. A microscope
costs four times as much as a dissection kit. Write a system of
linear equations that represents this situation. What is the cost
of each item?

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)