Find the difference between the number of employees, who left all fi...

Directions: Answer the question based on the information given below:

Given table shows the number of employees, who joined and left four different departments (Finance, HR, Marketing, and Operations) of five different companies (A, B, C, D, and E) in a year.

	Finance		HR		Marketing		Operations
Companies	Joined	Left	Joined	Left	Joined	Left	Joined	Left
A	244	y	x	y	404	127	312	x
B	482	x	122	60	x + 14	z	x	y - 16
C	389	128	136	80	z + 100	y	120 + z	y
D	x	126	120 + x	150 + y	212	126	120	z
E	284	y	x - 86	y + 12	234	111	116	36

Note:

1. Total number of employees, who joined in Finance department in all five companies together is 1700.

2. Number of employees, who remained in Company A at the end of the year in the Operations department is 1/9^th of the number of employees, who left Company C in the Marketing department in the year.

3. Number of employees, who remained in Company D in the Operations department at the end of the year is equal to the number of employees, who remained in Company D in the Marketing department at the end of the year.

Find the difference between the number of employees, who left all five companies together in Operations department and number of employees, who joined all five companies together in Marketing department in the year.

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