Assuming the sequence goes on like this 11,-33,99,-297,891,...,
its general formula is

So, the 9th term is
Answer:
5
Step-by-step explanation:
21-6=15/3=5
0.78 strikeouts per minute
Answer: 28 gallons of paint needed to paint 16 classrooms.
Step-by-step explanation:
As 7 gallons Paint 4 classrooms so if we need to paint 16 classrooms which four times 4 classrooms so 7*4=28 gallons will be needed to paint 16 classrooms
Answer:
The Volume for r is 30 square units
Step-by-step explanation:
You break apart the two shapes the smaller shape is 12 square units and the bigger shape is 18 square units you add them together and BOOM 30 square units