Respuesta :

Answer:

n=80

Step-by-step explanation:

n+75=155

Take away 75 by doing -75 to level it out.

Then you have n = 80.

The answer is n=80

I subtracted 75 from each side.

n+75=155

  -75    -75

155-75=80 so you have

n=80

Hope this helped. If you have a question let me know.