document.write( "Question 392526: Solve by the elimination method:\r
\n" ); document.write( "\n" ); document.write( "5r-8s=-26
\n" ); document.write( "8r+5s=83
\n" ); document.write( "

Algebra.Com's Answer #278584 by stanbon(75887)\"\" \"About 
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Solve by the elimination method:
\n" ); document.write( "5r-8s=-26
\n" ); document.write( "8r+5s=83
\n" ); document.write( "----
\n" ); document.write( "Multiply thru 1st equation by 8.
\n" ); document.write( "Multiply thru 2nd equation by 5.
\n" ); document.write( "------------------------------------
\n" ); document.write( "40r-64s = -8*26
\n" ); document.write( "40r+25s = 5*83
\n" ); document.write( "----
\n" ); document.write( "Subtract the top equation from the bottome and solve for \"s\":
\n" ); document.write( "89s = 623
\n" ); document.write( "s = 7
\n" ); document.write( "---
\n" ); document.write( "Solve for \"r\":
\n" ); document.write( "5r-8*7 = -26
\n" ); document.write( "5r = -26 + 56
\n" ); document.write( "5r = 30
\n" ); document.write( "r = 6
\n" ); document.write( "=================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );