document.write( "Question 849866: kindly sketch the graph of 2y=x=1 and show me the solution... thanks \n" ); document.write( "
Algebra.Com's Answer #511774 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "You typed two equal signs 2y=x=1.  So you probably \r\n" );
document.write( "meant to type one of these:\r\n" );
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document.write( "2y+x=1\r\n" );
document.write( "2y-x=1\r\n" );
document.write( "2y=x+1\r\n" );
document.write( "2y=x-1\r\n" );
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document.write( "I will assume it was the first one.  Also you didn't say whether to\r\n" );
document.write( "use the slope, rise over run, or the point method.  So I'll assume\r\n" );
document.write( "it was the point method.\r\n" );
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document.write( "We find three (or more) points \r\n" );
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document.write( "Arbitrarily pick y=0\r\n" );
document.write( "  2y+x=1\r\n" );
document.write( "2(0)+x=1\r\n" );
document.write( "   0+x=1\r\n" );
document.write( "     x=1, so the line goes through the point (x,y) = (1,0)\r\n" );
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document.write( "Arbitrarily pick x=5\r\n" );
document.write( "  2y+x=1\r\n" );
document.write( "2y+(5)=1\r\n" );
document.write( "  2y+5=1\r\n" );
document.write( "    2y=-4\r\n" );
document.write( "     y=-2, so the line goes through the point (x,y) = (5,-2)\r\n" );
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document.write( "Arbitrarily pick y=3\r\n" );
document.write( "  2y+x=1\r\n" );
document.write( "2(3)+x=1\r\n" );
document.write( "   6+x=1\r\n" );
document.write( "     x=-5, so the line goes through the point (x,y) = (-5,3)\r\n" );
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document.write( "Now we get some graph paper, draw an x-axis and a y-axis.\r\n" );
document.write( "Then we plot those 3 points:\r\n" );
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document.write( "Now we get a ruler and draw a line through those points:\r\n" );
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document.write( "Really you need only two points, but we always find a third point as\r\n" );
document.write( "a check, because if they don't line up, we would know we had made a \r\n" );
document.write( "mistake.\r\n" );
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document.write( "Edwin
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