
Andrew M. answered 04/22/16
Tutor
New to Wyzant
Mathematics - Algebra a Specialty / F.I.T. Grad - B.S. w/Honors
You appear to only be looking for
the possible number of permutations
of all 7 tiles.
That is 7! = 5,040 ways to arrange
all 7 tiles.
Pretty sure I would play the word "combine"... lol