document.write( "Question 1116277: The sum of two numbers is 0
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\n" ); document.write( " and their difference is −10
\n" ); document.write( "−10
\n" ); document.write( ". What are the two numbers? Let x=
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\n" ); document.write( " one number and y=
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\n" ); document.write( " the other number. The corresponding modeling system is {x+y=0x−y=−10
\n" ); document.write( "{x+y=0−1x−y=−10
\n" ); document.write( ". Solve the system graphically.
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Algebra.Com's Answer #731148 by Alan3354(69443) $\"\"$ $\"About$

You can put this solution on YOUR website!
I did it graphically.
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