5y (x+n) + 3ny

And

4a(a+b)-2ab-a2

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs