document.write( "Question 443059: How to solve this simultaneous equations\r
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document.write( "x^= 4 - y
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document.write( "x= y + 2\r
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document.write( "thank u
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Algebra.Com's Answer #305603 by swincher4391(1107)![]() ![]() You can put this solution on YOUR website! I'm going to assume that the carat sign was unintentional. Following that assumption:\r \n" ); document.write( "\n" ); document.write( "x = 4-y \n" ); document.write( "x = 2 +y\r \n" ); document.write( "\n" ); document.write( "Add the two equations together\r \n" ); document.write( "\n" ); document.write( "2x = 6 + 0y\r \n" ); document.write( "\n" ); document.write( "x = 3\r \n" ); document.write( "\n" ); document.write( "Plug back in to either equation\r \n" ); document.write( "\n" ); document.write( "3 = 4-y\r \n" ); document.write( "\n" ); document.write( "-1 = -y\r \n" ); document.write( "\n" ); document.write( "y = 1\r \n" ); document.write( "\n" ); document.write( "The solution is (3,1) or |