SOLUTION: F(3)=3x-4+7x=

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: F(3)=3x-4+7x=      Log On


   

Question 242671: F(3)=3x-4+7x=
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
F(x) = 3x -4+7x
F(x)=10x-4

F(3) means to substitute 3 in place of the x!

F(3) = 10*3-4
F(3)=30-4=26

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus