document.write( "Question 310752: Solve by the substitution method\r
\n" ); document.write( "\n" ); document.write( "9x-4y=-85
\n" ); document.write( "8x+96=y \n" ); document.write( "
Algebra.Com's Answer #222240 by checkley77(12844)\"\" \"About 
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9x-4y=-85
\n" ); document.write( "8x+96=y
\n" ); document.write( "9x-4(8x+96)=-85
\n" ); document.write( "9x-32x-384=-85
\n" ); document.write( "-23x=-85+384
\n" ); document.write( "-23x=299
\n" ); document.write( "x=299/-23
\n" ); document.write( "x=-13 ans.
\n" ); document.write( "9*-13-4y=-85
\n" ); document.write( "-117-4y=-85
\n" ); document.write( "-4y=-85+117
\n" ); document.write( "-4y=32
\n" ); document.write( "y=32/-4
\n" ); document.write( "y=-8
\n" ); document.write( "8*-13+96=-8
\n" ); document.write( "-104+96=-8
\n" ); document.write( "-8=-8\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
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