SOLUTION: Need help with this: If f(x)=2x+1, then f(-2)= what. Thank you.

Algebra ->  Equations -> SOLUTION: Need help with this: If f(x)=2x+1, then f(-2)= what. Thank you.      Log On


   

Question 327780: Need help with this: If f(x)=2x+1, then f(-2)= what. Thank you.
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
f(-2)=2(-2)+1=-4+1=-3

f(-2)=-3