document.write( "Question 864295: Use the elimination method to solve the given system of equations. Please show all work\r
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document.write( "8x + 11y = 20\r
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document.write( "5x - 11y = -59 \n" );
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Algebra.Com's Answer #520890 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Same idea as last time. Add the equations\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8x + 11y = 20 \n" ); document.write( "5x - 11y = -59 \n" ); document.write( "--------------- \n" ); document.write( "13x + 0y = -39\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So if 13x = -39, then x = -3 (divide both sides by 13)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "I'll let you finish up and find y. \n" ); document.write( " |