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Suppose g(x) = 3 + 5x.
What is the value of x when g(x) = 23?
(Hint: If 23 and g(x) are equal, then you can substitute 23 for g(x) in the orginial function).
Your answer:
118
5
15
4

Respuesta :

sqdancefan

9514 1404 393

Answer:

  4

Step-by-step explanation:

Substitute the given value for g(x) and solve the 2-step equation for x.

  g(x) = 3 + 5x

  23 = 3 +5x

  20 = 5x . . . . . . subtract 3

  4 = x . . . . . . . .  divide by 5

The value of x is 4 when g(x) is 23.

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