Write an equation for the linear function f with the given value.

Question

f(3)=-12, f (0)=6

Answer 1

(3,-12) and (0,6)

slope = (6--12)/(-3) = 18/-3 = -6

y=-6x + b

6 = 0 + b

b =6

y=-6x + 6 or

f(x) = -6x + 6 or

f(x) = 6(1-x)