3/10x+1/6y+3/10x+3/6y

If we simplify the expression 3/10x + 1/6y + 3/10x + 3/6y, we can combine like terms:

(3/10x + 3/10x) + (1/6y + 3/6y)
= 6/10x + 4/6y
= 3/5x + 2/3y