document.write( "Question 271394: simplify Expression 7x^2+5x-4x^2+8x \n" ); document.write( "
Algebra.Com's Answer #198728 by checkley77(12844)\"\" \"About 
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7x^2+5x-4x^2+8x
\n" ); document.write( "3X^2+13X
\n" ); document.write( "X(3X+13) ans.
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