Factorise this expression:
3x - x^2
(if possible, explain the method used to solve it)
my answer is x(3 - x)
is that right?

What is the range for 31,39,29,34,37,24,36,33,34,28

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?

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?