document.write( "Question 634524: The total number of students in Year 8 at a high school is 180. There are 24 more girls than boys. How many boys are there?? \n" ); document.write( "
Algebra.Com's Answer #399677 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "Let \n" ); document.write( "Boys=b \n" ); document.write( "Girls=g\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Total Number of Students = 180 \n" ); document.write( "b+g=180..................(1) \n" ); document.write( "There are 24 more girls than boys \n" ); document.write( "g=24+b....................(2) \n" ); document.write( "Substitute the value of g from (1) to (2) \n" ); document.write( "b+24+b=180 \n" ); document.write( "b+24+b=180 \n" ); document.write( "2b=180-24 \n" ); document.write( "2b=156 \n" ); document.write( "2b/2=156/2 \n" ); document.write( "b=78 \n" ); document.write( "Put the value of b in (2) \n" ); document.write( "g=24+b \n" ); document.write( "g=24+78 \n" ); document.write( "g=102\r \n" ); document.write( "\n" ); document.write( "Boys=b=78 \n" ); document.write( "Girls=g=102 \n" ); document.write( " \n" ); document.write( " |