Answer is : f^-1 (x)=-2x/3+1
The equation of the line show In this graph is y = 1
Step-by-step explanation:

To isolate the variable means to have it by itself on one side of the equation, where the variable equals an expression.
To isolate
, we will need to remove the variables and other terms "connected" to the
variable:



By dividing terms "connected" to our
variable, we have isolated it one side of the equation.
Answer:both 1 and 2 are correct
Step-by-step explanation: