(REFER TO PICTURE) Given a circle with the equation (x+5)^2+(y-9)^2=15, which of the following represents the center and radius of the circle?

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.