document.write( "Question 1147131: Jack is one year older than twice Ben’s age. Frank is three years younger than Jack. Write an expression for Frank’s H in relation to Ben’s age \n" ); document.write( "

Algebra.Com's Answer #768429 by ikleyn(52786) $\"\"$ $\"About$

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document.write( "Start from\r\n" );
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document.write( "    F = J - 3    (1)    (\"Frank  is three years younger than Jack\")\r\n" );
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document.write( "From the other side, you are given\r\n" );
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document.write( "    J = 2B + 1   (2)    (\"Jack is one year older than twice Ben’s age\")\r\n" );
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document.write( "Substitute (2) into (1). You will jet\r\n" );
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document.write( "    F = (2B + 1) - 3,\r\n" );
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document.write( "which is\r\n" );
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document.write( "    F = 2B - 2.        ANSWER\r\n" );
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