## Algebra 2 (1st Edition)

$$3\log _{10}\left(2\right)-4\log _{10}\left(y\right)$$
Using the rules of logarithms, we find: $$\log _{10}\left(8\right)-\log _{10}\left(y^4\right) \\ 3\log _{10}\left(2\right)-4\log _{10}\left(y\right)$$