A governor of state A earns 53,435 more than the governor of state B. If the total of their salaries is 290,395, find the salari
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Answer:
80.
Step-by-step explanation:
Let be the set of people who like cats and
the set of people who like dogs. Under the cardinality theorem you have
n(CUD) = n(C) + n(D) - n(CnD)[/tex], isolating the ∩
, you have n
∩
= n(C) + n(D) -
∪
∩