SOLUTION: if f(x)=3x+7 what is f(-4)

Algebra ->  Algebra  -> Rational-functions -> SOLUTION: if f(x)=3x+7 what is f(-4)      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 66415: if f(x)=3x+7 what is f(-4)
Answer by uma(370) About Me  (Show Source):
You can put this solution on YOUR website!
f(x) = 3x + 7
f(-4) = 3*(-4) + 7
= - 12 + 7
= - 5
Thus f(- 4) = -5

Good Luck!!!