document.write( "Question 64511This question is from textbook An Incremental Development
\n" ); document.write( ": Solve the system by graphing and then get an exact solution by using either substitution or eliminations\r
\n" ); document.write( "\n" ); document.write( "2x - y = -1\r
\n" ); document.write( "\n" ); document.write( "6x + 3y = 0
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Algebra.Com's Answer #46577 by darq(90)\"\" \"About 
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2x - y = -1\r
\n" ); document.write( "\n" ); document.write( "6x + 3y = 0\r
\n" ); document.write( "\n" ); document.write( "\"6x%2B3Y=0\"
\n" ); document.write( "\"2x%2BY=0\"
\n" ); document.write( "\"2x=-Y\"\r
\n" ); document.write( "\n" ); document.write( "PUT -Y FOR 2X IN THE FIRST EQUATION\r
\n" ); document.write( "\n" ); document.write( "\"2X-Y=-1\"
\n" ); document.write( "\"-Y-Y=-1\"
\n" ); document.write( "\"Y=1%2F2\"\r
\n" ); document.write( "\n" ); document.write( "Y EQUALS -2X SO X IS\r
\n" ); document.write( "\n" ); document.write( "X IS \"-1%2F4\"
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