document.write( "Question 154359: How do i solve this expression?
\n" ); document.write( "\"2%2Fz=8%2Fz-1%2F5\"
\n" ); document.write( "

Algebra.Com's Answer #113659 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
This is actually an equation (since it has an equals sign).\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"2%2Fz=8%2Fz-1%2F5\" Start with the given equation.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"5cross%28z%29%282%2Fcross%28z%29%29=5z%288%2Fcross%28z%29-1%2Fcross%285%29%29\" Multiply both sides by \"5z\" to eliminate the fractions.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"10=40-z\" Simplify\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"10-40=-z\" Subtract 40 from both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-30=-z\" Subtract.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"30=z\" Multiply both sides by -1 to isolate \"z\".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So the solution is \"z=30\"
\n" ); document.write( "
\n" );