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25-09-2018
Mathematics

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Assume f(x) = -2x+8 and g(x)=5x
What is the value of (f-g)(2)

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25-09-2018

[tex]f(x)=-2x+8,\ g(x)=5x\\\\(f-g)(x)=f(x)-g(x)=(-2x+8)-(5x)=-2x+8-5x\\\\=(-2x-5x)+(8)=\boxed{-7x+8}[/tex]

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