document.write( "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? \n" ); document.write( "

Algebra.Com's Answer #709073 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+n+\"$ = number of years from now
\n" ); document.write( "when Alan is twice Justin's age
\n" ); document.write( " $\"+26+%2B+n+=+2%2A%28+10+%2B+n+%29+\"$
\n" ); document.write( " $\"+26+%2B+n+=+20+%2B+2n+\"$
\n" ); document.write( " $\"+n+=+6+\"$
\n" ); document.write( "In 6 yrs Alan is 2x Justin's age
\n" ); document.write( "----------------------------
\n" ); document.write( "check:
\n" ); document.write( " $\"+26+%2B+6+=+2%2A%28+10+%2B+6+%29+\"$
\n" ); document.write( " $\"+32+=+2%2A16+\"$
\n" ); document.write( " $\"+32+=+32+\"$
\n" ); document.write( "OK
\n" ); document.write( " \n" ); document.write( "

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