Respuesta :

Answer:

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Step-by-step explanation:

Answer: f(-3)=-10
Explanation: We are given f(x)=X+2x-1. You would replace every x variable with -3. You’re new equation would look like this: f(-3)=-3+2(-3)-1. Then solve: f(-3)=-3+2(-3)-1
f(-3)= 3-6-1
f(-3)= -10