SOLUTION: There are 31 students in a class. There are seven more boys than girls. How many boys are in the class?
Please help!(:
Algebra.Com
Question 306496: There are 31 students in a class. There are seven more boys than girls. How many boys are in the class?
Please help!(:
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
B=G+7
B+G=31
(G+7)+G=31
2G=31-7
2G=24
G=24/2
G=12 ANS. FOR THE NUMBER OF GIRLS.
B=12+7=19 ans. for the number of boys.
Proof:
12+19=31
31=31
RELATED QUESTIONS
there are 31 students in a class. there are 7 more boys than girls. how many boys are in... (answered by rfer)
there are 48 students in a class. twice more boys than girls. how many girls are there in (answered by amarjeeth123)
In a class of 330 students, there are 60 more girls than boys. How many girls are in the... (answered by erica65404)
there are 443 students in a graduating class. there are 103 more girls than boys. how... (answered by user_dude2008)
The ratio of boys to girls in a class is 3:1. There are 36 students in the class. How... (answered by ikleyn,Boreal)
The ratio of boys to girls in a class is 3:5. There are 40 students in the class. How... (answered by dkppathak)
There are 500 students in a class.If there are 25 more boys than girls, how many girls... (answered by stanbon)
There are 37 students in an algebra class. There are 9 more girls than boys. How many... (answered by htmentor)
There are 37 students in an algebra class. There are 9 more girls than boys. How many... (answered by ewatrrr)