Respuesta :

Americ
x= # tickets Shaun sold
1/2x+3= # tickets Trudy sold

Add them together.

= x + (1/2x + 3)
combine like terms
= (x + 1/2x) + 3
= 1 1/2x + 3
convert to improper fraction
= 3/2x + 3

ANSWER: 3/2x + 3 (3rd choice down)

Hope this helps! :)