Find the value of x if a linear function goes through the following points and has the following slope: (x, 2), (−4, 6), m = 3.

Find a linear function f, given f(6)=-1 and f(-9)=-6. than find f(0)

Suppose that the number of tee shirts sold (N) depends linearly on the price charged (x). Write an equation showing this dependence.