Answer:
number 2
Step-by-step explanation:
brainly plz
Answer:

Step-by-step explanation:
Proportional functions can be represented by
, where
is a constant of proportionality and
represents any point the line passes through.
In the graph, we can see the line passes through (20, 40). Therefore, we can plug in these coordinates to find the constant of proportionality:

The whole number could be 1 and 1/5 or 1.2
Answer:
y = x
Step-by-step explanation:
The inverse of f(x) = x is just y = x.
Hello!
To be quick and simple, your answer would be $0.55