Let
denote the number of seats in the
-th row.
is arithmetic, so

for some constant
.
We're told
and
, so that



and so on up to

The pattern continues:


and so on up to

It’s C.
Just complete the rectangle. You’ll get it.
Answer:
No
Step-by-step explanation:
I would not agree with Jayna because using the distributive property, you can get:
4(a + 2) = 4(a) + 4(2) = 4a + 8
Jayna did not get the right answer because she did not distribute the 4 to the 2 in a + 2 and she only multiplied a by 4.
Answer:4 2/7 - 6/7 = 24/
7
= 3 3/
7
≅ 3.4285714
Step-by-step explanation: