This should help here you go
F(x) = 4(5) - 2 → f(x) = 20 - 2 → f(x) = 18
Answer:
By 3.
Step-by-step explanation:
-12-3=-15
Hope this helps!
Answer:
9
Step-by-step explanation:
percentages are reversable. like instead of 18% of 50 you could reverse it and say what is 50% of 18. which is 9.
Step-by-step explanation:
It cannot be (4, -3) as there would be 2 outputs (3 and -3) for the input 4, therefore it becomes a one-to-many relationship and not a function.