Asked by H

a pile of bricks has 97 bricks in the first row, 91 bricks in the second row, 85 bricks in the third row, and so on until there is only one brick in the top row how many bricks are in the 15th row

Answers

Answered by Damon
well I guess we have an arithmetic sequence where a = 97 and d = -6
https://www.mathsisfun.com/algebra/sequences-sums-arithmetic.html
d + d(n-1)
97 - 6(14)
Answered by oobleck
This is just an AP, with
A1 = 97
d = -6
and you want to find A15 = A1 + 14d
so plug in your numbers
Answered by Anonymous
97x 15=14x-6
Answered by Paul
Asan yung sagot
Answered by Jolette
a pile of bricks has 97 bricks in the first row, 91 bricks in the second row, 85 bricks in the third row, and so on until there is only one brick in the top row how many bricks are in the 10th row
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions