Dan had two hundred nineteen dollars to spend on seven books after buying them he had sixteen dollars . How much did each book cost ?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

Find the value of x that will make l ll m