what is the value of f(16) - f(0) when f(x) = 4x - 8?

Algebra
Tutor: None Selected Time limit: 1 Day

its multiple choice they are 

A.16 

B.48

C.56

D.64

Mar 18th, 2015

f(16) - f(0) = 4*16  - 8 -(0-8) = 64 -8 +8 = 64

D.64 is the answer.


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Mar 18th, 2015

To solve it you have to put 16 in place of x in case of f(16) = 4*16 - 8

in case of f(0) put 0 = 4*0 - 8


hope its clear  now

Mar 18th, 2015

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