document.write( "Question 1129656: solve for substitution \r
\n" ); document.write( "\n" ); document.write( "x+3y=2
\n" ); document.write( "2x-y=1
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Algebra.Com's Answer #746217 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
solve for [sic] substitution
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\n" ); document.write( "Solve by substitution
\n" ); document.write( "x+3y=2
\n" ); document.write( "2x-y=1\r
\n" ); document.write( "\n" ); document.write( "Solve the 2nd eqn for y, then sub for y in the 1st eqn.
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