document.write( "Question 198353: please help me solve by the substitution method this problem x + y = 6
\n" ); document.write( " y = x + 2 Thank you
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Algebra.Com's Answer #148829 by Alan3354(69443)\"\" \"About 
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x + y = 6
\n" ); document.write( "y = x + 2
\n" ); document.write( "---------
\n" ); document.write( "Sub for y into the 1st eqn
\n" ); document.write( "x + (x+2) = 6
\n" ); document.write( "2x + 2 = 6
\n" ); document.write( "2x = 4
\n" ); document.write( "x = 2
\n" ); document.write( "---------
\n" ); document.write( "y = x+2
\n" ); document.write( "y = 4
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