pls help with this if it is not to hard for you to do ​

Pls Help With This If It Is Not To Hard For You To Do class=

Answer :

Answer:

12x-3y

Step-by-step explanation:

10x3 + x + X

Group like terms

10x + x +X-3

Add similar elements: 10x + x + x = 12x

= 12x - 3y