document.write( "Question 129689This question is from textbook Algebraic concepts
\n" ); document.write( ": 3x(x+1) \n" ); document.write( "
Algebra.Com's Answer #94670 by checkley71(8403)\"\" \"About 
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3X(X+1)=3X^2+3X ANSWER. \n" ); document.write( "
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