document.write( "Question 138164This question is from textbook Algebra II
\n" ); document.write( ": Solve the system by graphing.\r
\n" ); document.write( "\n" ); document.write( "2x + y = -4\r
\n" ); document.write( "\n" ); document.write( "x-y = 1
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Algebra.Com's Answer #100970 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
2x+y=-4
\n" ); document.write( "y=-2x-4 (red line)
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\n" ); document.write( "x-y=1
\n" ); document.write( "-y=-x+1
\n" ); document.write( "y=x-1 (green line)
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-2x+-4%2C+x+-1%29+\" (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions -2x -4 and x -1).
\n" ); document.write( "ANSWER(-1,-2)
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