johna317 johna317
  • 17-01-2018
  • Mathematics
contestada

find (f+g)(x) if f(x)=5x-2 and g(x)=2x+1
A. 7x-1
B. 7x-3
C. 3x-1
D. 4x-3

Respuesta :

altavistard
altavistard altavistard
  • 17-01-2018
This is an addition problem.

Rearrange the given equations as

+ f(x)=5x-2 
+g(x)=2x+1
----------------
Add up each column, as follows:  (f+g)(x) = 7x - 1   (answer)
Answer Link
madridjoanne
madridjoanne madridjoanne
  • 18-01-2018
7x-1 is the correct answer
Answer Link

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