document.write( "Question 693187: to solve this you can use any method for example multiplication with elimination method\r
\n" ); document.write( "\n" ); document.write( "using that method what is the answer to\r
\n" ); document.write( "\n" ); document.write( "3(x-y)=15
\n" ); document.write( "2x+y=7\r
\n" ); document.write( "\n" ); document.write( "thank you
\n" ); document.write( "

Algebra.Com's Answer #427312 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
3(x-y)=15
\n" ); document.write( "2x+y=7
\n" ); document.write( "------
\n" ); document.write( "x-y = 5
\n" ); document.write( "2x+y = 7
\n" ); document.write( "----
\n" ); document.write( "Add to get:
\n" ); document.write( "3x = 12
\n" ); document.write( "x = 4
\n" ); document.write( "------
\n" ); document.write( "Solve for \"y\" using x-y = 5
\n" ); document.write( "---
\n" ); document.write( "4 -y = 5
\n" ); document.write( "y = -1
\n" ); document.write( "=============
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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