document.write( "Question 297761: x=-10+y -7x-3y=20 \n" ); document.write( "

Algebra.Com's Answer #214369 by user_dude2008(1862) $\"\"$ $\"About$

You can put this solution on YOUR website!
-7x-3y=20\r
\n" ); document.write( "\n" ); document.write( "-7(-10+y)-3y=20\r
\n" ); document.write( "\n" ); document.write( "70-7y-3y=20\r
\n" ); document.write( "\n" ); document.write( "70-10y=20\r
\n" ); document.write( "\n" ); document.write( "-10y=-50\r
\n" ); document.write( "\n" ); document.write( "y=5\r
\n" ); document.write( "\n" ); document.write( "x=-5 \n" ); document.write( "

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