document.write( "Question 787488: A class of 24 students have an average test score of 92. A second class averaged 82. If both classes are combined, the average on the test is 88. How many students are in the second class? \n" ); document.write( "
Algebra.Com's Answer #478210 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! A class of 24 students have an average test score of 92. A second class averaged 82. If both classes are combined, the average on the test is 88. How many students are in the second class? \n" ); document.write( "------- \n" ); document.write( "1st class has 24*92 = 2208 points \n" ); document.write( "2nd class has 82x points (x is the # of students in that class) \n" ); document.write( "---- \n" ); document.write( "The combined classes have 88(24+x) points \n" ); document.write( "-------- \n" ); document.write( "Equation: \n" ); document.write( "2208 + 82x = 88(24+x) \n" ); document.write( "2208 + 82x = 88*24 + 88x \n" ); document.write( "6x = 2208-88*24 \n" ); document.write( "6x = 96 \n" ); document.write( "x = 16 (# of students in the 2nd class) \n" ); document.write( "------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=============== \n" ); document.write( " \n" ); document.write( " |