If the degree of a term is a fraction, the term is still a monomial

What are the exclude value of mn+3m

Find the maximum value of p= 4x + 5y subject to the following constraints :

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.