Answer:
2:5
Step-by-step explanation:
Since both 3x and 6x have the variable x in it, we can just go ahead and add 3 and 6.
3x+6x=9x
It is three hundred fifty-six thousandths.
The answer to this is 11xy because 3x+2y is 5xy and you have to add 6 more which is equal to 11xy