Phillyd80 Phillyd80

06-09-2017
Mathematics

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If f(x)=-8-5x, what is f(-4) (If possible, explain your answer)

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choixongdong choixongdong

06-09-2017

f(-4) all you need to do is plug in x = -4 into equation
so If f(x)=-8-5x then
f(-4) = -8 - 5(-4)
f(-4) = -8 + 20
f(-4) = 12

answer
f(-4) = 12

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