Questions on Algebra: Functions, Domain, NOT graphing answered by real tutors!

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Question 150755: What is the value of f(-3) for the function f(x)=4.7x+1.6?
A. -18.3 B. -15.7 C. -12.5 D. 15.7: What is the value of f(-3) for the function f(x)=4.7x+1.6?
A. -18.3 B. -15.7 C. -12.5 D. 15.7
Answer by mangopeeler07(442) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=4.7x+1.6 where x=-3
f(-3)=4.7(-3)+1.6

f(-3)=-14.1+1.6
f(-3)=-12.5

Answer:
c)-12.5