document.write( "Question 1114246: Seven years ago, Martin’s age was one third of the age he will be in 9 years. How old is he now?
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Algebra.Com's Answer #729229 by ikleyn(52788)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "The problem says that\r\n" );
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document.write( "M - 7 = \"%281%2F3%29%2A%28M%2B9%29\",\r\n" );
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document.write( "where M is the Martin's age today.\r\n" );
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document.write( "Simplify and solve for M\r\n" );
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document.write( "3M - 21 = M + 9\r\n" );
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document.write( "3M - M = 9 + 21\r\n" );
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document.write( "2M = 30  ====>  M = \"30%2F2\" = 15.\r\n" );
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document.write( "Answer.  Martin is 15 years now.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Check the solution on your own.\r
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\n" ); document.write( "On age word problems,  see the lessons \r
\n" ); document.write( "\n" ); document.write( "    - Age problems and their solutions\r
\n" ); document.write( "\n" ); document.write( "    - A fresh formulation of a traditional age problem\r
\n" ); document.write( "\n" ); document.write( "    - Really intricate age word problem\r
\n" ); document.write( "\n" ); document.write( "    - Selected age word problems from the archive\r
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\n" ); document.write( "\n" ); document.write( "Read them and become an expert in solving age problems.\r
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\n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Age word problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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