SOLUTION: if f(x+y)=f(x)+f(y) and f(1)=5 then f(7)=?

SOLUTION: if f(x+y)=f(x)+f(y) and f(1)=5 then f(7)=?

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Question 968572: if f(x+y)=f(x)+f(y) and f(1)=5 then f(7)=?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

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