Jestli si tam dneska něco rozděláte, můžete být potichu, drahoušku?

Could you please translate this to English?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
If you two get up to anything tonight, can you keep the noise down, dear?