If f(x)=x+7 and 9(x)=1/x-13 what is the domain of (f•g)(x)

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

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.

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