document.write( "Question 123153: Hi,
\n" ); document.write( "Here is the question: The points graphed on the grid below satisfy which of the following equations?\r
\n" ); document.write( "\n" ); document.write( "(0,1), (-1,0), (-2,-1)\r
\n" ); document.write( "\n" ); document.write( "the possible solutions are:
\n" ); document.write( "x-y=1
\n" ); document.write( "x-y=-1
\n" ); document.write( "2y-x=0
\n" ); document.write( "x=0
\n" ); document.write( "y=0\r
\n" ); document.write( "\n" ); document.write( "I totally don't remember how to do this, can you help? \n" ); document.write( "
Algebra.Com's Answer #90394 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "The first number in an ordered pair is the x-coordinate.  The second is
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document.write( "the y-coordinate.\r
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document.write( "Take one of the given points and start with the first equation given.
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document.write( "Substitute the x coordinate for x in the equation, then the y-coordinate.
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document.write( "Decide if you have a true statement or not.  Do this for each point given
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document.write( "and for each equation given until you get to a false statement or you 
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document.write( "get three true statements.  The equation that gives you three true
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document.write( "statements, one for each point, is the correct answer\r
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document.write( "For example, the first point is (0, 1) and the first equation is x - y = 1.
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document.write( "Substituting:  0 - 1 = 1: clearly a false statement.  So you know that the
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document.write( "first equation is NOT the correct answer.\r
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document.write( "Write back and let me know which one you chose. \n" );
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