document.write( "Question 1061815: y=2x
\n" ); document.write( "3x+3y=-18 \n" ); document.write( "

Algebra.Com's Answer #676562 by Alan3354(69443) $\"\"$ $\"About$

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y=2x
\n" ); document.write( "3x+3y=-18 --> x+y = -6
\n" ); document.write( "---------
\n" ); document.write( "x+y = -6
\n" ); document.write( "y = 2x
\n" ); document.write( "Sub for y
\n" ); document.write( "x + 2x = -6
\n" ); document.write( "3x = -6
\n" ); document.write( "x = -2
\n" ); document.write( "y = -4
\n" ); document.write( " \n" ); document.write( "

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