Phillyd80 Phillyd80
  • 06-09-2017
  • Mathematics
contestada

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

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choixongdong
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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