document.write( "Question 693145: Find in each case the number or numbers that can replace k so that the resulting ordered number pair will be on the graph in the given equation. \r
\n" ); document.write( "\n" ); document.write( "x + 2y = 5;(k,2)\r
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\n" ); document.write( "\n" ); document.write( "x + 3y = 10;(13,k)\r
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\n" ); document.write( "\n" ); document.write( "x - y = 0;(k,k)\r
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\n" ); document.write( "\n" ); document.write( "x + y = k;(2,5)\r
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\n" ); document.write( "\n" ); document.write( "Thank you so much for you help!
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Algebra.Com's Answer #427285 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
A)
\n" ); document.write( "x+3*2=5
\n" ); document.write( "x+6=5
\n" ); document.write( "x=5-6
\n" ); document.write( "x=-1
\n" ); document.write( "(-1,2)
\n" ); document.write( "B)
\n" ); document.write( "13+3y=10
\n" ); document.write( "3y=10-13
\n" ); document.write( "3y=-3
\n" ); document.write( "y=-3/3
\n" ); document.write( "y=-1
\n" ); document.write( "(13,-11)
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