document.write( "Question 926664: How to solve equations by substitution.\r
\n" ); document.write( "\n" ); document.write( "y = 6x - 11
\n" ); document.write( "-2x - 3y = -7
\n" ); document.write( "

Algebra.Com's Answer #562381 by Alan3354(69443)\"\" \"About 
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How to solve equations by substitution.\r
\n" ); document.write( "\n" ); document.write( "y = 6x - 11
\n" ); document.write( "-2x - 3y = -7
\n" ); document.write( "=============
\n" ); document.write( "y is solved for in Eqn 1.
\n" ); document.write( "sub for y in Eqn 2.
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