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AleciaCassidy
28.01.2021 •
Mathematics
Is (-4, 2) a solution of 4.x + 5y <-7?
Choose 1
А
Yes
B
No
Solved
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Ответ:
64, 40 + 24
Step-by-step explanation:
5:3
a - b = 16
a = 5k
b = 3k
5k - 3k = 16
2k = 16
k = 8
a = 40
b = 24
a + b = 64