SOLUTION: Lynn is twice as old as David. Five years ago she was seven year older than David. How old is Lynn now?

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Question 743967:
Lynn is twice as old as David. Five years ago she was seven year older than David. How old is Lynn now?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
L=2D
L-5=D+7
2D-5=D+7
2D-D=7+5
D=12 ANS. FOR DAVID'S AGE NOW.
L-2*12=24 AGE OF LYNN NOW.
PROOF:
24-5=12=7
19=19