Given the system of linear equations. x + y = 7 2x + y = 5 part a: solve the system of linear equations using substitution part b: use a graph to verify your answer to the system in your final answer, include all of your work for both parts a and b as well as the graph for part b.

What kind of bond pays interest which is exempt from tax?

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Which expression is equivalent to 3^3 + 2^2?