[tex]\Large\displaystyle\text{$\begin{gathered} \sf{6x-3=9 } \end{gathered}$}[/tex]

[tex]\Large\displaystyle\text{$\begin{gathered} \sf{ 6x=9+3} \end{gathered}$}[/tex]

[tex]\Large\displaystyle\text{$\begin{gathered} \sf{ 6x=12} \end{gathered}$}[/tex]

[tex]\Large\displaystyle\text{$\begin{gathered} \sf{x=\frac{12}{6} } \end{gathered}$}[/tex]

[tex]\Large\displaystyle\text{$\begin{gathered} \sf{ x=2\,\checkmark} \end{gathered}$}[/tex]

Resposta:

×=2

Explicação passo-a-passo:

6×-3=9

6×=9+3

6×=12

×=12/6

×=2

ESPERO TER SIDO ÚTIL ☺️