clee1910 clee1910

14-07-2016
Mathematics

contestada

evaluate when x= -3

f(x)= -2x-3

Respuesta :

apologiabiology apologiabiology

14-07-2016

sub -3 for every x
f(-3)=-2(-3)-3
f(-3)=6-3
f(-3)=3

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14-07-2016

You basically substitute x with -3 and solve

f(x) = -2x - 3

f(-3) = -2(-3) - 3
f(-3) = 6 - 3
f(-3) = 3

So when x = -3, f(x) = 3

Your final answer is 3.

Answer Link

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