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if f(x) = 2x - 6 and g(x) = 3x + 9, find (f+g)(x)

A. (f+g)(x) = 5x + 3
B. (f+g)(x) = 5x + 15
C. (f+g)(x) = x + 15
D. (f+g)(x) = -x - 15

Respuesta :

can someone help meee f(x) = 5x + 2x and g(x) = 3x  

  A. 10x – 6

  B. 5x + x – 6

  C. 5x – x + 6

  D. 5x + 5x – 6– 6, find (f + g)(x).

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