For f(x) = 9x – 2, find f(-3)?

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For f(x) = 9x – 2, find f(-3)

2007-09-23 07:44:13 · 5 answers · asked by sara 1 in Science & Mathematics ➔ Mathematics

f(x) = 9x - 2
f(-3) = 9(-3) - 2
f(-3) = -27 - 2
f(-3) = -29 ; the answer!!!!!

2007-09-23 07:49:21 · answer #1 · answered by lenpol7 7 · 0⤊ 0⤋

f(x)=9x-2
f(-3)= (9*-3) -2
= -27-2
= -29 answer

2007-09-23 14:49:27 · answer #2 · answered by Shamur 1 · 0⤊ 0⤋

just plug in (-3) for x:

f(-3) = 9(-3) - 2
= -27 - 2
= -29

2007-09-23 14:49:45 · answer #3 · answered by Dave C 2 · 0⤊ 0⤋

f(x) = 9x -2

f(-3) = 9(-3) -2

f(-3) = -27-2

f(-3) = -29

2007-09-23 14:48:56 · answer #4 · answered by tazk 1 · 0⤊ 0⤋

-81

2007-09-23 14:50:14 · answer #5 · answered by Give me best answer 4 · 0⤊ 0⤋