Average score in the first 7 tests is 82. How much do you need to score to get an average of 85?

Explain how you can use the associative property to evaluate (7x50)x4.

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

What are the exclude value of mn+3m