Answer:
an = 4n +5
Step-by-step explanation:
First we need to find a common difference
d = a2-a1 = 13-9 = 4
The formula for an
an =a1+d(n-1)
an = 9 + 4(n-1)
Distributing
an = 9+4n-4
Combine like terms
an = 4n +5
Answer: c. b/35 =11
Step-by-step explanation:
the total beads is over beads of necklace and there’s 11 necklaces needed to make
Answer:

Step-by-step explanation:

<h3>Hope it is helpful....</h3>
True I’m pretty sure: Climate can change without studying weather patterns, you don’t need to study them for climate to be established. If i’m wrong sorry