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

User Drvtiny
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1 Answer

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Plug in 16 for x and get f(16)=4(16)-8, which is 72.
Plug in 0 for x and get f(0)=4(0)-8, which is -8.
So, f(16)-f(0)=80
=72 = -8
User Greenbandit
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