The answer is 9. if you wanna do it the long way buit a calculator is easier
Answer:
Step-by-step explanation:
common difference d=3-1=2
first term a=1
an=a+(n-1)d
2n-1=1+(l-1)2
2n-1=1+2l-2
2n-1=2l-1
l=n
(i used l for number of terms)
number of terms=n

Answer:
6/36 as simplified as 1/6
Step-by-step explanation:
Answer:
46,666
Step-by-step explanation:
Answer:
c =3
Step-by-step explanation:
4c = 12
Divide each side by 4
4c/4 =12/4
c = 3