My answer is use a map app like Photomath
Answer:
a(n)=3+(n-1)2
Step-by-step explanation:
a(n)=3+(n-1)2
arithmetic sequence
Answer:

Step-by-step explanation:

First you need to make the 12 5/8 into an improper fraction by multiplying 12 by 8 and then adding the total by 5.
-> 
Now you have
so you need a common denominator by multiplying the first fraction by 2

Then you subtract 160 - 101 which equals 59.
