Answer:
an = 2.5n -0.2
Step-by-step explanation:
an = 2.5n -0.2
7x+100+68.25 Let me know if you want me to explain it to you
Answer:
17
Step-by-step explanation:
We have the following equation for compounding annual interest
AV=PV(1+i)ⁿ
We have
19200=7400(1+.06)ⁿ
Solve for n
divide both sides by 7400
2.594=(1.06)ⁿ
then use the following rule for exponents

which means that

Solve and get
16.362
which rounds to 17
No. It take 6wKS to save 240 and he has 120 add 240=360. He short 40 dollars
The answer should be 26.1 meters.