We know that A (Athena) + Z (Zeus) = 9. And we know that Zeus weighs three pounds less than Athena. Knowing this we can do 1 + 8 = 9 2 + 7 = 9 3 + 6 = 9 We can see that 6 and 3 equal 9 and 6 is 3 away from 3, getting us the answer that Athena weighs 6 pounds. :) I hope this helps! ^^
