Question

o zero da funçao do 1 grau y=3x-6 é

Answer 1

3x - 6 = 0
3x = 6
x = 6/3
x = 2

Portanto x = 2

Espero ter ajudado

Answer 2

$y=3x-6 \\\\3x-6=0\to \\\\ 3x=6\to \\\\ x= \frac{6}{3} \to\\\\ x=2\\\\\\ S= \left \{ 2\left \}$