document.write( "Question 335354: y=3x-1
\n" ); document.write( "7x+2y=37 \n" ); document.write( "

Algebra.Com's Answer #240624 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"y=3x-1\"$
\n" ); document.write( "2. $\"7x%2B2y=37\"$
\n" ); document.write( "Substitute eq. 1 into eq. 2,
\n" ); document.write( " $\"7x%2B2%283x-1%29=37\"$
\n" ); document.write( " $\"7x%2B6x-2=37\"$
\n" ); document.write( " $\"13x=39\"$
\n" ); document.write( " $\"highlight%28x=3%29\"$
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( " $\"y=3%283%29-1\"$
\n" ); document.write( " $\"y=9-1\"$
\n" ); document.write( " $\"highlight%28y=8%29\"$ \n" ); document.write( "

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