marcywarcy8278 marcywarcy8278
  • 24-08-2022
  • Mathematics
contestada

The cost of star cost of a text is 0.45 each plus a 2.75 fee what’s the price of 15 texts?

Respuesta :

Finbar
Finbar Finbar
  • 24-08-2022

Answer:

13.5

Step-by-step explanation:

Use the function

F(x)=0.45x+2.75

f(15)=0.45(15)+2.75

f(15)=6.75+2.75

f(15)=13.5

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