SOLUTION: Given: f(x) = 4x – 3; Find f(-1)

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Given: f(x) = 4x – 3; Find f(-1)      Log On


   

Question 81222: Given: f(x) = 4x – 3; Find f(-1)
Answer by tutor_paul(519) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=4x-3
To find f(-1), just plug in -1 for x in the equation and evaluate:
f%28-1%29=4%28-1%29-3
f%28-1%29=-4-3
highlight%28f%28-1%29=-7%29
Good Luck,
tutor_paul@yahoo.com