document.write( "Question 854971: I don't know if i am doing this problem right:\r
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document.write( "The average of two numbers is 7. Three times one of the numbers is one half the other number. Write and solve a system to find the two numbers.
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Algebra.Com's Answer #514997 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! The average of two numbers is 7. Three times one of the numbers is one half the other number. Write and solve a system to find the two numbers. \n" ); document.write( "*** \n" ); document.write( "let x=one of two numbers \n" ); document.write( "let y=other number \n" ); document.write( "... \n" ); document.write( "(x+y)/2=7 \n" ); document.write( "3x=y/2 \n" ); document.write( ".. \n" ); document.write( "x+y=14 \n" ); document.write( "6x-y=0 \n" ); document.write( "add \n" ); document.write( "7x=14 \n" ); document.write( "x=2 \n" ); document.write( "y=14-x=12 \n" ); document.write( "The two numbers are: 2 and 12 \n" ); document.write( " |