I most likely live in a democratic two-party and two-session election. This means that other candidates from each party were already taken out of the equation for a nomination due to low votes, with other parties again not having enough support to appear on the voting ballot. This means that the only candidates that appear in the second session are the republican and the democratic candidate.
You would just multiply across for example

Then simplifiy if needed
Answer:
They are important divisions of the U.S. government, which affects everyone who lives in the country. Being able to understand the House of Representatives and the Senate allow us to understand how laws are created, our rights, how the government functions, etc.
Explanation: