document.write( "Question 205079: having trouble with this can someone help please\r
\n" ); document.write( "\n" ); document.write( "solve\r
\n" ); document.write( "\n" ); document.write( "y'=7y^-2, y=3 when x=1\r
\n" ); document.write( "\n" ); document.write( "thanks
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #155072 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
y'=7y^-2, y=3 when x=1
\n" ); document.write( "I assume you meant y'=7x^-2
\n" ); document.write( "-----------------
\n" ); document.write( "y = -7x^-1 + C
\n" ); document.write( "3 = -7/1 + C
\n" ); document.write( "C = 10
\n" ); document.write( "------------
\n" ); document.write( "y = 10 - 7/x
\n" ); document.write( "
\n" );