As there is 5 more girls than boys and b is the number of boys, the expression b + 5 represents the number of girls. total there are 27 childrens b + (b+5) = 27 b + b + 5 = 27 2b = 27 -5 b =22 / 2 b =11 so the number of boys there are 11 and girls are 11 + 5 = 16 and total is 16 + 11 = 27
