driedriebabygirl
driedriebabygirl
28-09-2018
Mathematics
contestada
if f(x)= -x+7 what is f(15)?
Respuesta :
Alyssa7082
Alyssa7082
28-09-2018
x = 15
Substitute that to equation
-(15) + 7
Answer:
f(x) = -8
Answer Link
paytonpoorman34
paytonpoorman34
28-09-2018
F(x)=-x+7, and by saying “f(15)”, your saying x=15, since f(x) turns into f(15). So just replace all x’s with 15.
F(15)=-15+7
F(15)=-8
So -8 is the answer:)
Answer Link
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