SOLUTION: I don't know what this question would be under. So Im just taking a wild guess. Find f(8) if f(x)=-5x + 3 My niece is having trouble on this question and is unsure how to fig

Algebra ->  Rational-functions -> SOLUTION: I don't know what this question would be under. So Im just taking a wild guess. Find f(8) if f(x)=-5x + 3 My niece is having trouble on this question and is unsure how to fig      Log On


   

Question 549255: I don't know what this question would be under. So Im just taking a wild guess.
Find f(8) if f(x)=-5x + 3
My niece is having trouble on this question and is unsure how to figure the problem out.
Answer by plover(15) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=-5x+3
f(8) means write 8 in place of x .
f(8)=-5(8)+3
=-40+3
=-37