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F(x)=5x+3
A. F(-2)= B. F(x+7)= C. F(-x)

1 Answer

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evaluate

A.
f(-2)=5(-2)+3
f(-2)=-10+3
f(-2)=-7


B.
f(x+7)=5(x+7)+3
f(x+7)=5x+35+3
f(x+7)=5x+38


C.
f(-x)=5(-x)+3
f(-x)=-5x+3
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