document.write( "Question 80781: Solve the system by graphing.\r
\n" ); document.write( "\n" ); document.write( "x + y = 3
\n" ); document.write( "x + y = -1
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Algebra.Com's Answer #57942 by checkley75(3666)\"\" \"About 
You can put this solution on YOUR website!
X+Y=3, Y=-X+3
\n" ); document.write( "X+Y=-1, Y=-X-1
\n" ); document.write( "\"+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+-x+%2B4%2C+y+=+-x+-1%29+\" (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions y = -x +4 and y = -x -1).
\n" ); document.write( "no common solution to these 2 euations.
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