Question
There were 5 times as many boys as girls in the classroom at first. After 9 boys left and 7 girls entered the classroom, there were 8 more boys than girls remaining in the classroom. What was the number of boys in the classroom at first?
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There were 5 times as many boys as girls in the classroom at first. After 9 boys left and 7 girls entered the classroom, there were 8 more boys than girls remaining in the classroom. What was the number of boys in the classroom at first?