Martha, Andre, Erika, Donald, and Jane are running for 12th grade class offices. They will be named to the positions of president, vice-president, secretary, treasurer, and parliamentarian according to the number of votes each receives. The person with the most votes will be president, the person with the second-highest number of votes will be vice-president, and so on. In how many different ways can the five students form a set of class officers?

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Solve the system of equations. y= 2x y= x^2 - 15

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores