document.write( "Question 1159454: There are 170 people in a hall. There are 6 times as many girls as boys. There are 6 more teachers than boys. How many teachers are there? \n" ); document.write( "
Algebra.Com's Answer #782488 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! x=boys \n" ); document.write( "x+6=teachers \n" ); document.write( "6x=girls \n" ); document.write( "they all add to 170 \n" ); document.write( "8x+6=170 \n" ); document.write( "8x=164 \n" ); document.write( "no integer answer \n" ); document.write( "closest is 20 boys 120 girls and 26 teachers for 166\r \n" ); document.write( "\n" ); document.write( "or 21 boys, 126 girls or 27 teachers for 174 \n" ); document.write( "exact is 20.5 boys 26.5 teachers and 123 girls\r \n" ); document.write( "\n" ); document.write( "if there were six fewer teachers than boys, \n" ); document.write( "it would be 8x-6=170 \n" ); document.write( "8x=176 \n" ); document.write( "x=22 boys \n" ); document.write( "x-6=16 teachers \n" ); document.write( "6x=132 girls \n" ); document.write( " \n" ); document.write( " |