document.write( "Question 1181675: Solve the system of equations below using elimination by addition.
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document.write( " What are the solutions?\r
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document.write( "-2x+2y=1
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document.write( "18x-18y=-8 \n" );
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Algebra.Com's Answer #811577 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! multiply the top by 9 \n" ); document.write( "-18x+18y=9 \n" ); document.write( "18x-18y=-8 \n" ); document.write( "0=-1 \n" ); document.write( "no solution. \n" ); document.write( "Write in slope intercept form \n" ); document.write( "2y=-2x+1 and y =x+(1/2) slope 1 \n" ); document.write( "18y=18x+8 and y=x+(4/9) slope 1 \n" ); document.write( "both lines have same slope, so they are parallel and don't intersect.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |