document.write( "Question 196978: The average of two numbers is 7. Find the numbers if three times one of the numbers is one half the other number.
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document.write( "I tried using substitution from the two equations given, which I think are :
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document.write( "(x + y) / 2 = 7 and
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document.write( "3x = 1/2y
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document.write( "But I didn't have any luck \n" );
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Algebra.Com's Answer #147659 by vleith(2983)![]() ![]() ![]() You can put this solution on YOUR website! You have the basic equations correct \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "And \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Check for answers. Is the average of 2 and 12 = 7? \n" ); document.write( " |