SOLUTION: For f(x) = 9x – 2, find f(-3). Totally lost again. Thank you for looking at the problem!

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: For f(x) = 9x – 2, find f(-3). Totally lost again. Thank you for looking at the problem!      Log On


   

Question 104926: For f(x) = 9x – 2, find f(-3).
Totally lost again. Thank you for looking at the problem!
Found 2 solutions by checkley75, edjones:
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=9x-2 now just substitute -3 for x & solve.
f(-3)=9*-3-2
f(-3)=-27-2
f(-3)=-29 answer.

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
f(x) = 9x – 2, find f(-3).
All this means is that you make x= -3.
f[-3]= 9*-3-2
= -27-2
= -29
Ed