How many ways can someone purchase at least one CD from a group of 5 rock, 3 metal, and 7 punk CDs?

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Nikolas calculated the volume of the prism. his work is shown below.

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?