document.write( "Question 1136528: If z=3 is a solution of the equation 5z^2+kz-30=0 the value of k and other solution of the equation are respectively
\n" ); document.write( "-5 and 2
\n" ); document.write( "-5 and -2
\n" ); document.write( "5 and 2
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Algebra.Com's Answer #754294 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+z+=+3+\"
\n" ); document.write( "\"+5z%5E2+%2B+k%2Az+-+30+=+0+\"
\n" ); document.write( "\"+5%2A3%5E2+%2B+k%2A3+-+30+=+0+\"
\n" ); document.write( "\"+45+%2B+3k+=+30+\"
\n" ); document.write( "\"+3k+=+-15+\"
\n" ); document.write( "\"+k+=+-5+\"
\n" ); document.write( "-------------------
\n" ); document.write( "\"+5z%5E2+-+5z+-+30+=+0+\"
\n" ); document.write( "\"+z%5E2+-+z+-+6+=+0+\"
\n" ); document.write( "\"+%28+z+-+3+%29%2A%28+z+%2B+2+%29++=+0+\"
\n" ); document.write( "--------------------------------
\n" ); document.write( "\"+z+=+3+\"
\n" ); document.write( "\"+z+=+-2+\" \r
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