Mathematics, 30.07.2019 18:20, Circe5925
(a + b) (a + b + c) = 41 (b + c) (a + b + c) = 38 (a + c) (a + b + c) = 25 find value of a + b + c = ?
Answers: 3
Mathematics, 21.06.2019 23:00, stodd9503
Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?
Answers: 1
(a + b) (a + b + c) = 41 (b + c) (a + b + c) = 38 (a + c) (a + b + c) = 25 find value of a + b + c =...
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