system of linear equations with two variables and two equations to solve. Find the numbers, of students who failed. students

Step 1 ：The problem is a system of linear equations with two variables and two equations to solve.

Step 2 ：We are asked to find the numbers of students who failed.

Step 3 ：However, the question does not provide enough information to solve the problem.

Step 4 ：Final Answer: \(\boxed{\text{The question does not provide enough information to solve the problem.}}\)