We have that the fourth term of an arithmetic sequence is
a_4=14
Option C
From the question we are told
What is the fourth term of an arithmetic sequence whose first term is 23 and whose seventh term is 5?
A) 78
B) 32
C) 14
(Explain your work)
Generally the equation for the arithmetic sequence is mathematically given as

Therefore
For seventh term

Therefore
For Fourth term

a_4=14
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Add up all the sides which should equal 32
C)
It’s far off from most of the points
10.7703 to the nearest tenth is 10.8
(Placeholder because it won’t let me ask more questions until I answer some)