Respuesta :

the equation is:

[tex]-x-3=8[/tex]

now we can add 3 units in bout sides of the equation so:

[tex]\begin{gathered} -x-3+3=8+3 \\ -x=11 \end{gathered}[/tex]

and finally we can multiply the equation -1 so:

[tex]x=-11[/tex]

Otras preguntas