Solve this: (5n-2)(2n+6)-(n-2)(3n+2)

Answer 1

"solving" needs an equation, you probably meant
simplify (5n-2)(2n+6)-(n-2)(3n+2)
= 10n^2 + 30n - 4n - 3n^2 - 2n + 6n + 4
= .......

Answer 2

3n+2=2n+4