document.write( "Question 1045407: If x varies directly as 3y and x=8 when y=3 find x when y=27 \n" ); document.write( "
Algebra.Com's Answer #660826 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! x varies directly as 3y \n" ); document.write( "x = k(3y) \n" ); document.write( "x=8 when y=3 \n" ); document.write( "8 = k(9) \n" ); document.write( "8/9 = k\r \n" ); document.write( "\n" ); document.write( "find x when y=27 \n" ); document.write( "x = (8/9)(3y) \n" ); document.write( "x = (8/9) (3*27) \n" ); document.write( "x= 8*9 = 72 \n" ); document.write( " |