document.write( "Question 76957: Solve the system by graphing.
\n" ); document.write( " 3x + y = 6
\n" ); document.write( " 3x – y = 0
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Algebra.Com's Answer #55160 by tutorcecilia(2152)\"\" \"About 
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3x + y = 6 [isolate the y-term]
\n" ); document.write( "3x-3x+y=-3x+6
\n" ); document.write( "y= -3x+6
\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( "3x – y = 0 [isolate the y-term]
\n" ); document.write( "3x-3x-y=-3x
\n" ); document.write( "-y=-3x
\n" ); document.write( "-y/-1=-3x/-1
\n" ); document.write( "y=3x
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\n" ); document.write( "The solution to this system is (1, 3). This is the point that the two lines have in common.\r
\n" ); document.write( "\n" ); document.write( "Graphing both equations:
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-3x%2B6%2C+3x%29+\"
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