SOLUTION: The number of girls in the chess club is 3 less than double the number of boys. There are 30 students in the chess club. How many boys and how many girls are in the club?

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Question 1074546: The number of girls in the chess club is 3 less than double the number of boys. There are 30 students in the chess club. How many boys and how many girls are in the club?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
system%28g=2b-3%2Cb%2Bg=30%29

b%2B2b-3=30
3b-3=30
b-1=10
b=11

g=22-3=19

11 boys
19 girls