I need some help on this question! QUICKLY PLEASE!!!!
i will give brainliest for correct answer!

Answer:
[tex]y^{6}[/tex]
Step-by-step explanation:
Exponents divided by each other subtracts
[tex]y^{-7} /y^{-13}[/tex]
-7 - (-13) = -7 + 13 = 6