Answer:
x = 4
Step-by-step explanation:
to find the zero let f(x) = 0 , that is
- 2x + 8 = 0 ( subtract 8 from both sides )
- 2x = - 8 ( divide both sides by - 2 )
i believe it is 7.65, i am not 100% sure though..
A resposta para esta equação é 7/16.