document.write( "Question 688012: use the elimination method to solve the system of equations\r
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\n" ); document.write( "a+4b=4
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Algebra.Com's Answer #425467 by Alan3354(69443)\"\" \"About 
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use the elimination method to solve the system of equations\r
\n" ); document.write( "\n" ); document.write( "a+8b=12
\n" ); document.write( "a+4b=4
\n" ); document.write( "----------- Subtract
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