Will mark as brainliest if correct!

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Write the expression 7x^3-28xy^2 as the product of 3 factors

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano