document.write( "Question 1026074: Find k if y varies directly with x and y=20 when x=4 \n" ); document.write( "
Algebra.Com's Answer #641327 by sravanik2005(14)![]() ![]() ![]() You can put this solution on YOUR website! Given y varies directly with x. \n" ); document.write( "So,y=kx \n" ); document.write( "but given y=20 when x=4 \n" ); document.write( "that is 20 = k(4) \n" ); document.write( " k= 20/4 = 5 \n" ); document.write( "Hence k=5 is the answer \n" ); document.write( " |