SOLUTION: LET F(X) = -3X + 5 f(4) I do not get how this would be done ? heather

Algebra ->  Linear-equations -> SOLUTION: LET F(X) = -3X + 5 f(4) I do not get how this would be done ? heather      Log On


   

Question 39151: LET F(X) = -3X + 5
f(4)
I do not get how this would be done ?
heather
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
Since f(x) = -3x + 5 where x is of f and x is in the equation, f(4) would equal -3(4) + 5 ....
f(4) = -7