please help! example of how to do it is above

Adding and Subtracting Function operations *Ignore the numbers in ( ) F ( x ) = 2 x + 4 ( 2x+ 4 ) - (1* + 3 ) g( x ) = 1X+3 X + 1 fing (f- g) ( x ) 1) f (x) = 2x + 4 7) f (x) = 4x-3 g (x) = x+3 g (x) = x3+ 2x Find (f - g) Find (f - 9 ) ) 2) g(a) = 2a - 1 8) h(n) = 4n +5 f(a) = -a-4 g(n) = 3n+ 4 Find (9 - f) (9) Find (h - g) (n) 3) h(t) = 2t + 1 9) g(x) = -x2 -1-2x g(t) = 2t + 2 f(x) =5+x Find (h - g)(t) Find (g - f) (x)