document.write( "Question 1145400: suppose x varies directly with y and y=25 when x=140.what is the the value x when y=36
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Algebra.Com's Answer #766617 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! x varies directly with y \n" ); document.write( "x = ky (where k is equal to the factor of proportionality) \n" ); document.write( "140 = k25 \n" ); document.write( "k = 140/25 \n" ); document.write( "k = 5.6 \n" ); document.write( "Formula is x = 5.6y \n" ); document.write( "x = 5.6y \n" ); document.write( "x = 5.6 * 36 \n" ); document.write( "x = 201.6 \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |