Question

Решить уравнение 2х+7=5

Answer 1

$2x + 7 = 5 \\ 2x = 5 - 7 \\ 2x = - 2 \\ x = ( - 2) \div 2 \\ x = - 1.$
Ответ : х = -1.
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Удачи))))

Answer 2

$2x + 7 = 5 \\ 2x = 5 - 7 \\ 2x = - 2 \\ x = - 2 \div 2 \\ x = - 1$