In a survey of 100 students, it was found that 45 students studied economics ,30 took up public administration and 52 sociology , 6 students took up all the subjects , 17 studied economics and public administration , 15 took economics and sociology and 8 public administration and sociology.
Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.
The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?