Solve.The president of a certain university receives a salary three times the salary of one of the department heads. The total of the two salaries is $180,000. Determine the salaries.
A. president's salary = $13,500; department head's salary = $4500
B. president's salary = $90,000; department head's salary = $45,000
C. president's salary = $135,000; department head's salary = $45,000
D. president's salary = $45,000; department head's salary = $135,000
Answer: C
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