document.write( "Question 134423: ok I want to see if I am doing this right?\r
\n" ); document.write( "\n" ); document.write( "(8/21w) + (2/9w)\r
\n" ); document.write( "\n" ); document.write( "3w/(21w)(9w) + 2(21w)/(21w)(9w)\r
\n" ); document.write( "\n" ); document.write( "3w+42w/(21w)(9w)
\n" ); document.write( "Now is this correct?
\n" ); document.write( "Do I have to simplify it more?
\n" ); document.write( "I got 2/3w \n" ); document.write( "

Algebra.Com's Answer #98317 by jim_thompson5910(35256) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%288%29%2F%2821w%29+%2B+%282%29%2F%289w%29+\"$ Start with the given expression\r
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\n" ); document.write( "\n" ); document.write( "The LCM of $\"21w\"$ and $\"9w\"$ is $\"63w\"$ . So we need to get each denominator to $\"63w\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"%283%2F3%29%28%288%29%2F%2821w%29%29+%2B+%282%29%2F%289w%29+\"$ Multiply the first fraction by $\"3%2F3\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"%2824%29%2F%2863w%29+%2B+%282%29%2F%289w%29+\"$ Multiply\r
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\n" ); document.write( "\n" ); document.write( " $\"%2824%29%2F%2863w%29+%2B+%287%2F7%29%28%282%29%2F%289w%29%29+\"$ Multiply the second fraction by $\"7%2F7\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"%2824%29%2F%2863w%29+%2B+%2814%29%2F%2863w%29+\"$ Multiply\r
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\n" ); document.write( "\n" ); document.write( " $\"%2824%2B14%29%2F%2863w%29+\"$ Combine the fractions\r
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\n" ); document.write( "\n" ); document.write( " $\"%2838%29%2F%2863w%29+\"$ Add\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
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\n" ); document.write( "\n" ); document.write( "So $\"%288%29%2F%2821w%29+%2B+%282%29%2F%289w%29+\"$ simplifies to $\"%2838%29%2F%2863w%29+\"$ \r
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\n" ); document.write( "\n" ); document.write( "In other words, $\"%288%29%2F%2821w%29+%2B+%282%29%2F%289w%29=%2838%29%2F%2863w%29+\"$ \n" ); document.write( "

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