document.write( "Question 31074: can you show me an example of linear algebra.
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document.write( "my question is: 2x+3y=6
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document.write( " 2x-y=-2 \n" );
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Algebra.Com's Answer #17817 by ikdeep(226)![]() ![]() You can put this solution on YOUR website! 2x+3y=6............(1)\r \n" ); document.write( "\n" ); document.write( "2x-y=-2............(2)\r \n" ); document.write( "\n" ); document.write( "we solve the above equations by elimination method ... \n" ); document.write( "2x + 3y = 6 \n" ); document.write( "2x - y = -2 \n" ); document.write( "- + + \n" ); document.write( "--------------\r \n" ); document.write( "\n" ); document.write( " 4y = 8\r \n" ); document.write( "\n" ); document.write( "divide both sides by 4 ,,,and we get ...\r \n" ); document.write( "\n" ); document.write( "y = 2\r \n" ); document.write( "\n" ); document.write( "putting the values of y in any of the equation to get the value of x ,,,here i am taking equation (1)..we get \r \n" ); document.write( "\n" ); document.write( "2x+3y=6............(1)\r \n" ); document.write( "\n" ); document.write( "2x + 3 * 2 = 6 \r \n" ); document.write( "\n" ); document.write( "2x + 6 = 6 \r \n" ); document.write( "\n" ); document.write( "subtract 6 from both sides and we get ...\r \n" ); document.write( "\n" ); document.write( "2x = 0 \r \n" ); document.write( "\n" ); document.write( "divide both sides by 2 and we get ,,,,\r \n" ); document.write( "\n" ); document.write( "x = 0\r \n" ); document.write( "\n" ); document.write( "therefore the value are ....y = 2 and x = 0.....\r \n" ); document.write( "\n" ); document.write( "Now if you want to verify you answer ,,,you can put the values of x and y in any of the equation and if you get LHS=RHS,,,this means that you answer is correct.. \n" ); document.write( " \n" ); document.write( " |