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John D
John D, BS Degree in Engineering.
Category: General
Satisfied Customers: 9666
Experience:  Math, science and 25 years experience in computer programming
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f(x) 3x+4,find f(a-1)

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Submitted: 8 years ago.
Category: General
Expert:  John D replied 8 years ago.


f(x) = 3x + 4
f(a-1) = 3(a-1) + 4
= 3a -3 + 4
= 3a + 1

Answer: f(a-1) = 3a + 1

Hope this heps.

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