Hello there! ^-^
To solve, do the following.
2n + 6 = 8n and 6n - 2 = 4n
I think you can take it from here ;)
If not just simply message me
Hey,
If you were to divide 137/7 it would be it would be 19 or if you wont a decimal it would be 19.5
I Hoped that Helped
No 2.1 is not bigger than 2.20 because when you add a zero to the end of 2.1 it makes it 2.10.