document.write( "Question 1178993: Solve the following simultaneous equations: 3𝑥^2 − 2𝑥𝑦 + 𝑦^2 − 1 = 0 and
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document.write( "𝑥 =(2𝑦+1)/𝑥
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Algebra.Com's Answer #808485 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3𝑥^2 − 2𝑥𝑦 + 𝑦^2 − 1 = 0 and \r \n" ); document.write( "\n" ); document.write( "𝑥 =(2𝑦+1)/𝑥 \n" ); document.write( "x^2 = (2y+1)\r \n" ); document.write( "\n" ); document.write( "3𝑥^2 − 2𝑥𝑦 + 𝑦^2 − 1 = 0 \n" ); document.write( "3(2y+1)^2 -2y(2y+1) -1=0 \n" ); document.write( "3(4y^2+4y+1) -4y^2-2y -1=0 \n" ); document.write( "12y^2+12y +3 -4y^2-2y-1=0 \n" ); document.write( "8y^2+10y+2=0 \n" ); document.write( "8y^2+8y+2y+2=0 \n" ); document.write( "8y(y+1) +2(y+1)=0 \n" ); document.write( "(8y+2)(y+1)=0 \n" ); document.write( "y=-1/4 or y=-1 \n" ); document.write( "Plug the values of y in x^2=(2y+1) \n" ); document.write( "and get values of x for each y.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |