{z - 3b = 5|•(-2)
{2z - 4b = 34
{-2z + 6b = -10
-2z+6b+2z-4b = -10+34
2b = 24
b = 12
z = 5+3b = 5+36 = 41
Ответ:
Вроде так
Объяснение:
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Answers & Comments
{z - 3b = 5|•(-2)
{2z - 4b = 34
{-2z + 6b = -10
{2z - 4b = 34
-2z+6b+2z-4b = -10+34
2b = 24
b = 12
z = 5+3b = 5+36 = 41