document.write( "Question 421721: solve w/21-w/35=1/21 \n" ); document.write( "
Algebra.Com's Answer #294430 by Adrish(44)\"\" \"About 
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Solutions: Multiply the whole equation by 21, we get\r
\n" ); document.write( "\n" ); document.write( "w/21x 21 -w/35 x 21 =1/21 x21\r
\n" ); document.write( "\n" ); document.write( "w -3w/5 =1\r
\n" ); document.write( "\n" ); document.write( "(5w-3w)/5 =1\r
\n" ); document.write( "\n" ); document.write( "2w/5 =1\r
\n" ); document.write( "\n" ); document.write( "By cross multiplying we get\r
\n" ); document.write( "\n" ); document.write( "2w= 5\r
\n" ); document.write( "\n" ); document.write( "w=5/2
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