Please someone help me with this

Answer: A. 10x + 30
Step-by-step explanation:
The distributive property states that a(x+y) = ax+ay. Thus, simply do:
[tex]10*x+10*3[/tex]
[tex]10x+30[/tex]
Hope it helps <3 :D
Rhe correct option is 1.
[tex]10x + 30[/tex]
I'm sure about this about this answer.