document.write( "Question 838664: Y=2x-8
\n" ); document.write( "X+2y=4 \n" ); document.write( "

Algebra.Com's Answer #505189 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"y=2x-8\"$
\n" ); document.write( "2. $\"x%2B2y=4\"$
\n" ); document.write( "Substitute eq. 1 into eq. 2,
\n" ); document.write( " $\"x%2B2%282x-8%29=4\"$
\n" ); document.write( " $\"x%2B4x-16=4\"$
\n" ); document.write( " $\"5x=20\"$
\n" ); document.write( " $\"x=4\"$
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( " $\"y=2%284%29-8=8-8=0\"$ \n" ); document.write( "

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