An arithmetic\:sequence is a sequence in which each term after the first is obtained by adding a constant to the previous term. For example, 2,4,6,8 and 1,4,7,10 are arithmetic sequences.
In the grid shown, the numbers in each row must form an arithmetic sequence and the numbers in each column must form an arithmetic sequence. The value of x is
Answer Choices
A. 37
B. 28
C. 36
D. 43.75
E. 46