Question

There are 8 math classes in 7th grade. Seven are equally sized and the 8th class has 32 students if there are a total of 221 students in the seventh grade how many are in each of the equally sized math classes I need an equation and an answer

Answer 1

Given. Total 8 math class, 222 students in total. One class is 32 student and 7 equally size.
Use 221 - 32 = 189 students
Let x be the equally size. 7x=189, x= 27 students