Which expression is equivalent to -3(2m-1)-n?

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

How many zeros does the function f(x)=4x3-x2+1 have

If eh = hg and hg=16, find the diameter of k