Question

qual valor de 3x+ 2x=0?

Answer 1

3x+2x= 0

5x= 0

  x= 0/5

  x= 0

Resposta → S= {0}

Answer 2

$3x + 2x = 0 \\ 5x = 0 \\ x = \frac{0}{5} \\ x = 0$

Espero ter ajudado