document.write( "Question 371449: 4x+2y=8
\n" ); document.write( "y=-2x+4 \n" ); document.write( "

Algebra.Com's Answer #264591 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"4x%2B2y=8\"$
\n" ); document.write( "2. $\"y=-2x%2B4\"$
\n" ); document.write( "Substitute eq. 2 into eq. 1,
\n" ); document.write( " $\"4x%2B2%28-2x%2B4%29=8\"$
\n" ); document.write( " $\"4x-4x%2B8=8\"$
\n" ); document.write( " $\"8=8\"$
\n" ); document.write( "True.
\n" ); document.write( "These two equations are actually the same equation.
\n" ); document.write( "There are an infinite number of solutions.
\n" ); document.write( " \n" ); document.write( "

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