document.write( "Question 468432: I need to use any method to solve:{x/2-y/4=-4\r
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document.write( " {X+y=-2 \n" );
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Algebra.Com's Answer #321430 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! I need to use any method to solve: \n" ); document.write( " \n" ); document.write( "x + y = -2 \n" ); document.write( ": \n" ); document.write( "Multiply the 1st equation by 4, resulting in \n" ); document.write( "2x - y = -16 \n" ); document.write( " x + y = -2 \n" ); document.write( "----------------adding eliminates y, find x \n" ); document.write( "3x = -18 \n" ); document.write( "x = \n" ); document.write( "x = -6 \n" ); document.write( "Find y \n" ); document.write( "x + y = -2 \n" ); document.write( "-6 + y = -2 \n" ); document.write( "y = -2 + 6 \n" ); document.write( "y = 4 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solutions, in the 1st original equation \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "-3 - 1 = -4 \n" ); document.write( " |