-4x + 3x = 2

Can someone please explain

Provide an example of a trigonometric function and describe how it is transformed from the standard trigonometric function f(x) = sin x, f(x) = cos x, or f(x) tan x using key features.

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

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