Identify the false statement. Select one: O a. if h(x) =g(x)+g(x), then 2g (x) =h(x) O b. if f(x) - g (x) = h(x), then g(x) =f(x)-h(x) O c. if h (x) =f(x)+g (x), then g(x)= -f(x)-h(x) O d. if f(x)+g(x)= h(x), then g(x) =h(x)-f(x)