document.write( "Question 394829: Which is a solution for the following system of equations? \r
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document.write( "y = x^2
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document.write( "y=-4x + 12 \n" );
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Algebra.Com's Answer #280169 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Which is a solution for the following system of equations? \n" ); document.write( "y = x^2 \n" ); document.write( "y=-4x + 12 \n" ); document.write( "---------------------- \n" ); document.write( "Substitute and solve for \"x\": \n" ); document.write( "x^2= -4x+12 \n" ); document.write( "--- \n" ); document.write( "x^2+4x-12 = 0 \n" ); document.write( "x^2+6x-2x-12 = 0 \n" ); document.write( "x(x+6)-2(x+6) = 0 \n" ); document.write( "(x+6)(x-2) = 0 \n" ); document.write( "x = -6 or x = 2 \n" ); document.write( "------------------------------------ \n" ); document.write( "If x = -6, y = 36 \n" ); document.write( "----- \n" ); document.write( "If x = 2, y = 4 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |