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Angelakazarova2007
@Angelakazarova2007
July 2022
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Помогите пожалуйста решить уравнения
63:9+(а-47)•6=49
(14+а•7):7=42-37
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20yanushkevich04
Первое, и второе уравнение
1 votes
Thanks 2
Биология922
63 : 9 + (a - 47) • 6 = 49
7 + 6a - 282 = 49
-275 + 6a = 49
6a = 49 + 275
6a = 324
a = 324 : 6
a = 54
Ответ: 54
(14 + a • 7) : 7 = 42 - 37
(14 + 7a) : 7 = 5
(14 + 7a)/7 = 5.
2 votes
Thanks 8
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Answers & Comments
7 + 6a - 282 = 49
-275 + 6a = 49
6a = 49 + 275
6a = 324
a = 324 : 6
a = 54
Ответ: 54
(14 + a • 7) : 7 = 42 - 37
(14 + 7a) : 7 = 5
(14 + 7a)/7 = 5.