Respuesta :

samantha18xoxo
10+x=23... subtract 10 from both sides... x=13
[tex]10+x=23[/tex]

Subtract 10 from both sides

  [tex]10 + x = 23[/tex]
[tex]-10[/tex]       [tex]-10[/tex]
------------------
    [tex]x=13[/tex]

Hope I helped!