Question

If f(x)=-3x-5andg(x)=4x-2,find(f+g)(x)

Answer 1

`x - 7`

Explanation:

`f(x)=-3x-5 \\ g(x)=4x-2 \\ (f+g)(x) = - 3x - 5 + 4x - 2 \\ = x - 7`

Answer 2

x -7

Explanation:

f(x)=-3x-5

g(x)=4x-2

(f+g)(x)= -3x-5+4x-2

Combine like terms

= -3x+4x -5-2

= x -7