What is the answer for 14m 6n-4m 8n?

To simplify the expression ( 14m + 6n - 4m + 8n ), first combine like terms. For the ( m ) terms: ( 14m - 4m = 10m ). For the ( n ) terms: ( 6n + 8n = 14n ). Therefore, the simplified expression is ( 10m + 14n ).