A function follows the rule y = -75 - 5x. When the function's output is 25, the equation is 25 = -75 - 5x.

What is the function input when the output is 25?

Respuesta :

Using the given equation with the output as 25, solve for X which would be the input value.

25 = -75 - 5x

Add 75 to each side:

100 = -5x

Divide both sides by -5:

x = 100 / -5

x = -20

The input is -20

Answer :

-20

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