Question

@agent0smith

Answer 1

The windows of a downtown office building are arranged so that each floor has six fewer windows than the floor below it. If the ground floor has 52 windows, how many windows are on the eighth floor?

Answer 2

welcome to my crib danno

Answer 3

okay so we are looking for a_8

Answer 4

d=-6

Answer 5

a1= 52

Answer 6

if a_1 = 52

Answer 7

howd you get that

Answer 8

What?

Answer 9

well i know the answer is 4 because 6x8=48 and 52-48=4. but i need to use the formula. how did you get d?

Answer 10

each floor has six fewer windows

Answer 11

me feal dum

Answer 12

okay so a_8=10?

Answer 13

a8 = 52+(8-1)*(-6) = 10

Answer 14

YAY

Answer 15

THANKS DANNO

Answer 16

http://openstudy.com/study#/updates/571c3d52e4b00ff203b546bb