Question 972934: Sum of man and women is yr.he is twice as old as she was the day he was the age of her age today.find their present age. Answer by solver91311(24713) (Show Source):
You didn't bother to include a value for the sum their ages, so I will assume that the sum is some constant . Then let the man's age be represented by and the woman's age be represented by . Hence we have:
and since the man was the woman's age the difference between their two ages years ago, we can write:
First simplify the second equation:
Then substitute into the first equation:
And therefore
Once you figure out what S really is, you can do the arithmetic and come up with hard numbers.
John
My calculator said it, I believe it, that settles it
