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There are seven more boys than girls in a class of 33. How many girls are there?
in Grade 8 Maths by Platinum (112k points) | 25 views

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let x= boys and x-7=girls

x+(x-7)=33

2x=40

x=20,   hence 20 boys and 20-7= 13 girls
by Diamond (84.9k points)

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