Luis is finding 5 because 9 minus 6 is 3. 3 plus 2 equal 5 easy
The answer is C. 8. Then both can have a denominator that looks like this..
6/8 and 5/8. Hope it helps!
To find the value of C: Use the Pythagorean Theorem
4^2 + 3^2 = c^2
16 + 9 = c^2
25 = c^2
sqrt of 25 = c
c = 5