SOLUTION: Justin is 10 years old, and Alan is 26 years old. In how many years will Alan be twice as old as Justin?

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Question 1094509: Justin is 10 years old, and Alan is 26 years old. In how many years will Alan be twice as old as Justin?
Found 3 solutions by tp3208, josgarithmetic, josmiceli:
Answer by tp3208(1) About Me  (Show Source):
You can put this solution on YOUR website!
In 6 years, Justin will be 16 and Alan will be 32.

Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
2(10+x)=26+x

20%2B2x=26%2Bx

x=6
In six more years

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Let +n+ = number of years from now
when Alan is twice Justin's age
+26+%2B+n+=+2%2A%28+10+%2B+n+%29+
+26+%2B+n+=+20+%2B+2n+
+n+=+6+
In 6 yrs Alan is 2x Justin's age
----------------------------
check:
+26+%2B+6+=+2%2A%28+10+%2B+6+%29+
+32+=+2%2A16+
+32+=+32+
OK