Answer:
=3^x +12x -4
Step-by-step explanation:
f(x)=3^x+10x
g(x)= 2x-4,
(f+g)(x) = 3^x+10x+ 2x-4,
Combine like terms
Answer: $166.25
$20 x 10 weeks = $200
$ 6.75 x 5 days = $33.75
$200 - $33.75 = $166.25
A
The answer is f(x)‐¹=(+/-)x+25+5