document.write( "Question 330864: w-7/w-9-w+1/w+9+w-45/w^2-81. sovle I'm thinking that the denominator for this one is (w-9)(w+9) stuck from there. \n" ); document.write( "
Algebra.Com's Answer #237202 by Alan3354(69443)\"\" \"About 
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w-7/w-9-w+1/w+9+w-45/w^2-81
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\n" ); document.write( "This could be w - (7/w) -9 - w +(1/w) + 9 + w - (45/w^2) - 81
\n" ); document.write( "Or several other verstions.
\n" ); document.write( "Add parentheses to eliminate the ambiguity.\r
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