document.write( "Question 121604: the sum of two numbers is 12. three times the larger minus 4 is equal to 5 times the smaller. what are the numbers? \n" ); document.write( "
Algebra.Com's Answer #89308 by checkley71(8403)\"\" \"About 
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x+y=12 or x=12-y
\n" ); document.write( "3y-4=5x
\n" ); document.write( "3y-4=5(12-y)
\n" ); document.write( "3y-4=60-5y
\n" ); document.write( "3y+5y=60+4
\n" ); document.write( "8y=64
\n" ); document.write( "y=64/8
\n" ); document.write( "y=8 answer.
\n" ); document.write( "x=12-8
\n" ); document.write( "x=4 answer.
\n" ); document.write( "proof:
\n" ); document.write( "3*8-4=5*4
\n" ); document.write( "24-4=20
\n" ); document.write( "20=20
\n" ); document.write( "
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