John buys a vacuum cleaner for $250 and a dishwasher for $450. She has a $75 off coupon. How much did he spend?
Thoughts? Step-by-step reasoning:

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
The combined price was 250 + 450 = $700. So he paid 700 - 75 = $625.
Thus, the answer is 625.