The question isn't complete and you might want to ask this in the math section.
But just to help you out, 3x means 3 times whatever "x" is.
Answer:
B
Explanation:
Every two years, one-third of the Senate's members are elected (or reelected). The Constitution's framers based this three-class system on precedents
Tie Votes. "The Vice President of the United States shall be President of the Senate, but shall have no Vote, unless they be equally divided" (U.S. Constitution, Article I, section 3). Since 1789, 263 tie-breaking votes have been cast.
Answer:
war in Europe ends; atomic bomb tested; atomic bomb dropped on Hiroshima
Explanation: