What's the least common multiple for 6x^2-54 and 9x^2-54x+81

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1