Answer:
To find f-¹(x) of f(x) equate f(x) to y
That's
f(x) = y
So we have

Next interchange the variables that's x becomes y and y becomes x
That's

Next make y the subject
Cross multiply
We have
4y - 7 = 10x
Move -7 to the right side of the equation
4y = 10x + 7
Divide both sides by 4
We have the final answer as

So

Hope this helps you
There is no picture, wondering your asking to be explained :)
Answer: are you asking for this or
Step-by-step explanation:
Answer:
The answer is a A. I just took a short test about it.
Step-by-step explanation:
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