The sum of two numbers is 19 . When the second number is subtracted from the first​ number, the difference is 17 . Find the two numbers. What are the two​ numbers?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Find the value of the cosine for angle a

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?