Question

6x+10y=30

Answer 1

Well, in order to get 30 by adding a multiple of six to a multiple of ten you would need to make the multiple of six a multiple of ten as well.. List for me all the multiples of six that are multiples of ten.

Answer 2

@mileyk

Answer 3

?

Answer 4

Are you there? Should I move on?

Answer 5

So I guess I answered your question? Just in case I didn't, here's the solution:
x=5
and
y=0