Which expression can be used to determine the slope of the line that passes through the points (-7, 3) and (1,-97

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)