document.write( "Question 295495: y=-1x-2
\n" ); document.write( "2x-3y=-9\r
\n" ); document.write( "\n" ); document.write( "how do you do this
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Algebra.Com's Answer #213100 by Fombitz(32388)\"\" \"About 
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1.\"y=-1x-2\"
\n" ); document.write( "2.\"2x-3y=-9\"
\n" ); document.write( "Use eq. 1 and substitute for y in eq.2, solve for x.
\n" ); document.write( "\"2x-3y=-9\"
\n" ); document.write( "\"2x-3%28-x-2%29=-9\"
\n" ); document.write( "\"2x-%28-3x-6%29=-9\"
\n" ); document.write( "\"2x%2B3x%2B6=-9\"
\n" ); document.write( "\"5x=-15\"
\n" ); document.write( "\"x=-3\"
\n" ); document.write( "Now use either eq. 1 or 2 to solve for y, eq. 1 is easier.
\n" ); document.write( "\"y=-x-2=-%28-3%29-2=3-2=1\"
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\n" ); document.write( "(-3,1)
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