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corbino710
21.07.2019 •
Mathematics
The ratio of the cost of a skirt to the cost of a blouse is 8 : 5. if the skirt costs $24 more than the blouse, find the cost of the blouse! plz
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Ответ:
8x=120
x=15
Blouse costs 15$
Ответ:
*800 - (-279)
so, you need to use the method of KCC, or, k=keep, c=change, c=change.
you keep the 800 positive, switch the (-) subtraction sign to a (+) addition sign, and also, make the (-279) a positive 279. so you turn out with:
*800 + 279, which equals = 1079
*youre welcome :)