Jake recorded a special album for mothers day. his mom was so excited that she purchased 40% percent of the copies in the store. she has 80 copies of the cd's. how many cd's did the store have for sale.

Equate mom's percentage to quantity:

40% = 80

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Find 1%

1% = 80 ÷ 40 = 2

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Find 100% (Total):

100% = 2 x 100 = 200

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Answer; There are 200 CDs in the store for sale.

(3x-8) or (3x+8)

step-by-step explanation:

the answers are in the images, i received 100% on this assignment. hope this !