SOLUTION: Mary is now x years old and Mark is two years older than Mary. In terms of x, how old was Mark three years ago?

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Question 1165304: Mary is now x years old and Mark is two years older than Mary. In terms of x, how old was Mark
three years ago?
Answer by ikleyn(52788) About Me  (Show Source):
You can put this solution on YOUR website!
.

    Mark's age 3 years ago = ((x+2)-3) = x-1 year.