document.write( "Question 330006: x+y=15
\n" ); document.write( "x-y=-3\r
\n" ); document.write( "\n" ); document.write( "what is the solution?\r
\n" ); document.write( "\n" ); document.write( "is it consistent or inconsistent?\r
\n" ); document.write( "\n" ); document.write( "dependent or independent?
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Algebra.Com's Answer #236505 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Add the equations together.
\n" ); document.write( "\"x%2By%2Bx-y=15-3\"
\n" ); document.write( "\"2x=12\"
\n" ); document.write( "\"x=6\"
\n" ); document.write( "Then use either equation to solve for x.
\n" ); document.write( "\"6%2By=15\"
\n" ); document.write( "\"y=-9\"
\n" ); document.write( "One solution means a consistent independent system.
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