<h3>Key points :-</h3>
᪥ The formula to find the 31st term is : 
᪥ In the formula, 
represents the first term of the sequence.
᪥ 
is the number of terms, In our case n is 31.
᪥ 
is the common difference between the terms, In our case d is 4.
<em>Detailed Solution is attached</em>᭄
Answer:
3
Step-by-step explanation:
Answer:
<h2><u>
<em>Rei 3 years old</em></u></h2><h2><u>
<em>Sasha 11 Years old</em></u></h2>
Step-by-step explanation:
sasha is 8 years than ei. the sum of their ages is 14. find the ages os sasha and rei
(14 - 8) : 2 = 3 (Rei)
8 + 3 = 11 (Sasha)
------------------
11 + 3 = 14
the answer is good
If she is making 6 costumes that need 3 7/9 yards each, the equation would be 6 x 3 7/9.
The answer to that equation would be 22 2/3.
How to get the answer:
3 x 6 = 18
7 x 6 = 42 (the seven is from the 7/9)
42/9 = 4 2/3
then add the eight teen and the 4 2/3 and you get 22 2/3.
