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

asked Sep 14, 2019 176k views

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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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$f(x)=-2x+8,\ g(x)=5x\\\\(f-g)(x)=f(x)-g(x)=(-2x+8)-(5x)=-2x+8-5x\\\\=(-2x-5x)+(8)=\boxed{-7x+8}$

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