document.write( "Question 410763: I am totally lost please help. Solving by substitution or elimination
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document.write( "2x+y=6
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document.write( "x-y=3 \n" );
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Algebra.Com's Answer #288776 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Basic outline:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Add the two equations to get: \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x+y=6 \n" ); document.write( "x-y=3 \n" ); document.write( "------ \n" ); document.write( "3x+0y=9\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "which gives us the new equation 3x=9\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Next solve for x. Once you have the solution for x, use it to find y. You do this by plugging that value of x into either equation and solving for y. \n" ); document.write( " |