document.write( "Question 309528: Add the rational expression.
\n" ); document.write( " $\"%28Z-1%29%2F%28z%5E2-1%29\"$ + $\"%282%29%2F%285z%2B5%29\"$ \n" ); document.write( "

Algebra.Com's Answer #221394 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%28Z-1%29%2F%28z%5E2-1%29\"$ + $\"%282%29%2F%285z%2B5%29\"$
\n" ); document.write( "Let's do some simplification first.
\n" ); document.write( " $\"%28z-1%29%2F%28%28z-1%29%28z%2B1%29%29=%282%2F5%29%2F%28z%2B1%29\"$
\n" ); document.write( " $\"cross%28z-1%29%2F%28cross%28z-1%29%28z%2B1%29%29%2B%282%2F5%29%2F%28z%2B1%29\"$
\n" ); document.write( " $\"1%2F%28z%2B1%29%2B%282%2F5%29%2F%28z%2B1%29=%287%2F5%29%2A%281%2F%28z%2B1%29%29\"$ \n" ); document.write( "

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