document.write( "Question 247195: -4x-2y=-12
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document.write( " 4x+8y=-24 \n" );
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Algebra.Com's Answer #180385 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! -4x-2y=-12 \n" ); document.write( "4x+8y=-24 \n" ); document.write( "my favorite question \n" ); document.write( "add the two equations and you eliminate x because 4x-4x=0 \n" ); document.write( "then substitute your answer for y in either equation and you find where they intersect. \n" ); document.write( "to graph them \n" ); document.write( "hint: Do one equation at a time \n" ); document.write( "set x to zero and get y e.g. -4x-2y=-12 becomes -2y=-12 y=6 \n" ); document.write( "set y to zero and get x \r \n" ); document.write( "\n" ); document.write( "and plot those four points and draw the lines.\r \n" ); document.write( "\n" ); document.write( "Do that for both equations\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |