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15-09-2022
Mathematics

contestada

. f(x) = 2x-5; Find f(-8)

Respuesta :

15-09-2022

You have just place the -8 into the f(x) so like this.
f(-8)=2x-5. then you solve it if x is -8 you do this next.
f(-8)=2(-8)-5, then you solve the two step equation.
f(-8)= -16-5
f(-8)= -21

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