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The windows of a downtown office building are arranged so that each floor has six fewer windows than the floor below it. Ground floor has 52, total of first 8 floors?
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Find S8 where a=52 and d=-6
248 ?:)
S8=8/2{2*52+(8-1)*(-6)}=248
Yea...I forgot it was asking fo the total :/
Its okay, the way you asked still helped! Thanks both of you!
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:)YW
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