I just need some help :(

Question

I just need some help :(A linear function f models a relationship in which the dependent variable decreases 4 units for every 2 units the independent variable increases. The value of the function at 0 is −2. What is the x intercept?

Answer 1

slope M = -4/2 = -2

f(0) = -2

y = -2x - 2