document.write( "Question 560012: write a general formula to describe the variation. y varies directly with x; y=5 when x=30 \n" ); document.write( "
Algebra.Com's Answer #363612 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! write a general formula to describe the variation. y varies directly with x; y=5 when x=30 \n" ); document.write( "------------- \n" ); document.write( "y = kx \n" ); document.write( "--- \n" ); document.write( "5 = k*30 \n" ); document.write( "k = 1/6 \n" ); document.write( "--> y = x/6 \n" ); document.write( " \n" ); document.write( " |