document.write( "Question 100708This question is from textbook algebra 2
\n" ); document.write( ": solve page 143
\n" ); document.write( "problem 24\r
\n" ); document.write( "\n" ); document.write( "the sum of three numbers is 20. the second number is 4 times the first, and the sum of the first and third is 8. find the number
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Algebra.Com's Answer #73313 by checkley71(8403)\"\" \"About 
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X+Y+Z=20
\n" ); document.write( "Y=4X
\n" ); document.write( "X+Y=8
\n" ); document.write( "X+4X=8
\n" ); document.write( "5X=8
\n" ); document.write( "X=8/5 ANSWER.
\n" ); document.write( "Y=4*8/5
\n" ); document.write( "Y=32/5 ANSWER.
\n" ); document.write( "8/5+32/5+Z=20
\n" ); document.write( "40/5+Z=20
\n" ); document.write( "8+Z=20
\n" ); document.write( "Z=20-8
\n" ); document.write( "Z=12 ANSWER.
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