EHYC2007 EHYC2007
  • 17-12-2021
  • Mathematics
contestada

11. If f(x) = 2x – 7, then for what value of x is f(x) = -4
3

Respuesta :

z7m9ug9xfq
z7m9ug9xfq z7m9ug9xfq
  • 17-12-2021
F(x) = 2x-7
F(x) = -4
So we know that F(x) and f(x) are equal to each other… so :
-4= 2x-7
3=2x
Divide by 2
X= 3/2
Answer Link
EricUrizz EricUrizz
  • 17-12-2021
The answer is -15. The working is in the image.
Answer Link

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