Ответ:
у = 12
Объяснение:
15-y=1/3y-1
-y - 1/3y = -1 - 15
-y - 1/3y = - 16
− (4у)/3 = - 16
(4у)/3 = 16
(4у) = 16*3
4у = 48
у = 48/4
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Ответ:
у = 12
Объяснение:
15-y=1/3y-1
-y - 1/3y = -1 - 15
-y - 1/3y = - 16
− (4у)/3 = - 16
(4у)/3 = 16
(4у) = 16*3
4у = 48
у = 48/4
у = 12