Answer:
The first term is:
Step-by-step explanation:
The arithmetic sequence is defined by

where
is the first term
is the common difference
as
the 17th term of an arithmetic sequence is 51.
i.e. 
so

∵
,
, 
∵ 

Therefore, the first term is:
The answer is B. I hope this helped.
Answer:
the y-intercept of Function A is less than the y- intercept of Function B
Step-by-step explanation:
first, identify each coordinate that has instegers only
(x, y)
function A y-int: (0, -86)
function B y-int: (0, -4)