document.write( "Question 1144042: The average mass of 50 pumpkins is 2.1kg . If one pumpkin is added the average mass is 2.2kg . What is the mass of the extra pumpkin \n" ); document.write( "
Algebra.Com's Answer #765009 by Theo(13342) You can put this solution on YOUR website! total mass is 50 * 2.1 = 105 \n" ); document.write( "let x equal the weight of the added pumpkin. \n" ); document.write( "you get (105 + x) / 51 = 2.2 \n" ); document.write( "multiply both sides of this equation by 51 to get: \n" ); document.write( "105 + x = 51 * 2.2 = 112.2 \n" ); document.write( "subtract 105 from both sides of this equation to get: \n" ); document.write( "x = 112.2 - 105 = 7.2 \n" ); document.write( "the mass of the extra pumpkin is 7.2 kilograms. \n" ); document.write( "that's your solution. \n" ); document.write( "50 * 2.1 = 105 + 7.2 = 112.2 / 51` = 2.2 \n" ); document.write( " \n" ); document.write( " |