Question

At the beginning of a swimming camp, the number of boys was 5 times the number of girls. After 144 boys left the camp, there were twice as many girls as boys. What was the total number of children at the beginning of the camp?

Answer 1

b = 5 g

2 (b - 144) = g

substituting ... b = 10 b - 1440

solve for b , substitute back to find g

Answer 2

So what’s the answer