-5x - 4y = -8
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Write a formula for f(x) in terms of x.
f (x) =

step-by-step explanation:

to find if any function is an inverse of the other, put the first equation in as x in the next one. then simplify and solve. if at the end you get the statement y = x, then it is an inverse. if you get anything else, it is not.

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative