Question

o zero da funcao f(x)=4x+8

Answer 1

f(x) = 4x + 8

4x + 8 = 0
4x = 0 - 8
4x = - 8
x = - 8/4
x = - 2

Answer 2

f(x) = 4x + 8
0 = 4x + 8
- 8 = 4x
4x = - 8
x = - 8/4
x = - 2

R.: x = - 2