SOLUTION: Four years hence a boy will be twice as old as he was 6 years ago. What is his present age?

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Question 1042008: Four years hence a boy will be twice as old as he was 6 years ago. What is his present age?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +x+ = his present age
+x+%2B+4+=+2%2A%28+x+-+6+%29+
+x+%2B+4+=+2x+-+12+
+x+=+16+
He his presently 16
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check:
4 years hence: 20
6 yrs ago: 10
+20+=+2%2A10+
OK