The common difference is x
the first term is x+1
a_8 = x+1 + x(8-1) = x+1 + 7x = 8x + 1
Answer: -8
Step-by-step explanation:
3 - (-8) = 3+8
3+ 8=11
Answer:
Diameter
Step-by-step explanation:
Variable r stands for radius.
The radius is half of the length within the circle from the two farthest points.
Multiplying this radius will get you the diameter, which is the full length (instead of half) within the circle from the two farthest points.
Answer:
19
Step-by-step explanation:
I think im wrong but give it a try
