Предмет: Математика, автор: svetanovikova1

Люди помогите! решите 2 уравнения.Вот пример:
5* (х+3)=-30
х+3=-30:5
х+3=-6
х=-6-3
х=-9
вот примеры: в)-5х+22=3х+6
г)14+б=3б-б

Ответы

Автор ответа: соня579
0
надеюсь тебе понятно
Приложения:
Автор ответа: svetanovikova1
0
спасибо, поняла!
Автор ответа: hitrovakseniya02
0
В) -5х+22=3х+6 -5х-3х=6-22 -8х=-16 х=2 Г) 14+Б=3Б-Б 14+Б=2Б Б-2Б=-14 -Б=-14 Б=14
Приложения:
Автор ответа: svetanovikova1
0
спасибо!
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