prakashrupantaran prakashrupantaran

03-07-2021
Mathematics

contestada

f(x)=2x+3/4x+5 find f(-9)

pls solve it

fx2x34x5 find f9pls solve it class=

Respuesta :

mwabamwaba2004 mwabamwaba2004

03-07-2021

Answer:

15/31

Step-by-step explanation:

substitute -9 were there's x in the function

f(-9)=2(-9)+3/4(-9)+5

=-18+3/-36+5

=-15/-31

the negatives cancel giving you

15/31

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