
I'm not sure why ± that sybol isn't working
all together you can write

Ughh just ignore the "A" symbol .-.
The decimal equivalent of 1/4 is 0.25.
Answer:
s ( x ) = 102, a ( x ) = 8 ( x + 2 )
A function that combines the two:
f ( x ) = s ( x ) + a ( x ) = 102 + 8 ( x + 2 ) =
= 102 + 8 x + 16
final answer : f ( x ) = 8 x + 118