3 years ago

Find f (-9) if f (x) = -2x - 6

Mathematics

2 answers:

Ierofanga [76]3 years ago

8 0

Answer:

f(- 9) = 12

Step-by-step explanation:

Substitute x = - 9 into f(x) , that is

f(- 9) = - 2(- 9) - 6 = 18 - 6 = 12

tia_tia [17]3 years ago

4 0

Answer:

Step-by-step explanation:

you just have to substitute -9 into -2x-6

-2(-9) - 6

18 - 6

=12

hope that helps

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