Answer: The missing number in the sequence is 
Step-by-step explanation:
Since we have given that

First term = a= 
Common difference = d is given by

Therefore, it forms an arithmetic sequence.
Since,
is missing,
So,

Hence, the missing number in the sequence is 
Answer:
Hi! The correct answer is x=1/4+y/2!
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation
Answer:
-1/3
Step-by-step explanation:
Slope is rise over run which is -1 over 3
Answer:
13
Step-by-step explanation:
this would be 13
The answer is the first one hope this helps!!