let f be a linear function for which f(-3)=4 and f(1)=-8, find f(x)

Answer 1

(-3,4), (1,-8) have a line through them with slope = (4+8)/(-3-1)=-3

y = -3x +b, plug in either point to solve for b

4 = 9 +b

b = -5

f(x) = y = -3x -5 is the linear function, the line through the given points