Ответ:
88
Пошаговое объяснение:
a+ab+b = 2020
a(1+b) + b = 2020
a(1+b) + b+1 = 2021
(a+1)(b+1) = 2021
(a+1)(b+1) = 43*47
a+1 = 43
b+1 = 47
a = 42
b = 46
a+b = 88
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Answers & Comments
Ответ:
88
Пошаговое объяснение:
a+ab+b = 2020
a(1+b) + b = 2020
a(1+b) + b+1 = 2021
(a+1)(b+1) = 2021
(a+1)(b+1) = 43*47
a+1 = 43
b+1 = 47
a = 42
b = 46
a+b = 88