free math worksheets via email:
What "puzzle" appeared on the "Father of Algebra's" tombstone?
Answer: The puzzle told us the length of Diophantus' life (84 years).
Let the length of his life be called x.
1/6 x + 1/12 x + 1/7 x + 5 + 1/2 x + 4 = x
= members only
© Math Worksheets Center, All Rights Reserved.