Pls help im bad at these

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)