Respuesta :

Answer:

- 9

Step-by-step explanation:

let x be the input value, then the function is

y = 4x + 10 ← equate to - 26

4x + 10 = - 26 ( subtract 10 from both sides )

4x = - 36 ( divide both sides by 4 )

x = - 9

Thus the input is x = - 9

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