document.write( "Question 786729: I have to solve algebraically the intersection point of these two equations.
\n" ); document.write( "x-y=3
\n" ); document.write( "2x+y=12
\n" ); document.write( "

Algebra.Com's Answer #477965 by rfer(16322)\"\" \"About 
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x-y=3
\n" ); document.write( "y=x-3
\n" ); document.write( "------------
\n" ); document.write( "2x+y=12
\n" ); document.write( "2x+x-3=123x=15
\n" ); document.write( "x=15/3
\n" ); document.write( "x=5
\n" ); document.write( "-------------
\n" ); document.write( "2*5+y=12
\n" ); document.write( "10+y=12
\n" ); document.write( "y=12-10
\n" ); document.write( "y=2
\n" ); document.write( "-------
\n" ); document.write( "(5,2)
\n" ); document.write( "-----
\n" ); document.write( "5-2=3
\n" ); document.write( "
\n" );