contestada

5. For what value of x is the value of f(x) = 4x – 2 equal to 18?
4x-2

Respuesta :

Answer:

x = 5

Step-by-step explanation:

Given

f(x) = 4x - 2 and f(x) = 18 , equating both gives

4x - 2 = 18 ( add 2 to both sides )

4x = 20 ( divide both sides by 4 )

x = 5

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