1) f(x)=x+7
2) f(x)=2x-6
3) f(x)=3x+5
4) none
2006-11-26 14:00:50 · 6 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
1) because
f(-5)=-5+7 =2
2006-11-26 14:03:11 · answer #1 · answered by Dupinder jeet kaur k 2 · 0⤊ 0⤋
this is so easy.. you should know this. What you basically do substitute -5 in for x and see where you get 2 as an answer. I hope you realize the answer is 1) because f(-5)= -5 + 7 = 2
2006-11-26 22:07:37 · answer #2 · answered by Anonymous · 0⤊ 0⤋
the function for the f(-5)=2 is f(x)=x+7. definitely the answer is number 1.
2006-11-26 22:16:15 · answer #3 · answered by Anonymous · 0⤊ 0⤋
the answer is when because when you substitute -5 for x you get f(-5)=2.
2006-11-26 22:03:30 · answer #4 · answered by starrchick101 3 · 0⤊ 0⤋
Definitely number one.
2006-11-26 22:07:52 · answer #5 · answered by Vian 1 · 0⤊ 0⤋
1
f(-5) = -5 + 7
f(-5) = 2
2006-11-26 22:03:20 · answer #6 · answered by something 3 · 0⤊ 0⤋