musinad Posts: 1, Reputation: 1 New Member #1 Oct 29, 2008, 01:15 PM
linear equation
I need to find the set up for this problem:

an old man is asked by a young man: "what is your age"? He responds I am 3 times older than you when I was your age. When you will be my age the sum of our ages will be 100.

can anybody help me? I only need the set up(linear equation)
 ErnestCooper911 Posts: 1, Reputation: 1 New Member #2 Feb 6, 2009, 11:45 AM

I need help... 6(x-7)- 7 (x-6) = x+6 - (x-4)
 galactus Posts: 2,271, Reputation: 282 Ultra Member #3 Feb 6, 2009, 11:52 AM
Originally Posted by ErnestCooper911
i need help.... 6(x-7)- 7 (x-6) = x+6 - (x-4)

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