An instructor is evaluating the performance of students on a test. He records the number of points that each student missed and created a frequency distribution. find the standard deviation ​

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit