christiancranford23 christiancranford23
  • 25-09-2020
  • Mathematics
contestada

Given f(x)
-4x - 10 and f(x) = 10. what is the value of x?

Respuesta :

minicuteblossom
minicuteblossom minicuteblossom
  • 25-09-2020

Answer:

x = -5

Step-by-step explanation:

f(x) = -4x - 10 and f(x) = 10

Step 1: Substitute 10 for f(x)

10 = -4x - 10

Step 2: Add 10 to both sides to get x alone

10 = -4x - 10

+10       +10

20 = -4x

Step 3: Divide both sides by -4 to get x alone

20 = -4x

-4      -4

x = -5

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