document.write( "Question 962836: how do I graph and check this linear system 2x-y=2 and x=4
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Algebra.Com's Answer #588258 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+x+=+4+\" is a vertical line where, no
\n" ); document.write( "matter what \"+y+\" is, \"+x+\" always
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\n" ); document.write( "It's not a function, but you can find it's
\n" ); document.write( "intersection with:
\n" ); document.write( "\"+2x+-+y+=+2+\"
\n" ); document.write( "\"+y+=+2x+-+2+\"
\n" ); document.write( "\"+x+=+4+\"
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\n" ); document.write( "\"+y+=+2%2A4+-+2+\"
\n" ); document.write( "\"+y+=+8+-+2+\"
\n" ); document.write( "\"+y+=+6+\"
\n" ); document.write( "The intersection is at ( 4,6 )
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\n" ); document.write( "For graphing \"+y+=+2x+-+2+\"
\n" ); document.write( "\"+x+=+0+\"
\n" ); document.write( "\"+y+=+-2+\"
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\n" ); document.write( "\"+y+=+0+\"
\n" ); document.write( "\"+x+=+1+\"
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\n" ); document.write( "Connect these points\r
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