document.write( "Question 1030411: solve by substitution y=2x+1 the second part of the equation is 3x+y=11 (___,___) \n" ); document.write( "
Algebra.Com's Answer #645262 by Fombitz(32388)\"\" \"About 
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\"3x%2B%282x%2B1%29=11\"
\n" ); document.write( "\"5x%2B1=11\"
\n" ); document.write( "\"5x=10\"
\n" ); document.write( "Now solve for \"x\".
\n" ); document.write( "Then use either equation to solve for \"y\".
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