Question

Уравнение решите:
12х+49=45х
78-37=4х

Answer 1

Ответ:

$12x + 49 = 45x \\ 12x - 45x = - 49 \\ - 33x = - 49 \\ x = \frac{49}{33} = 1 \frac{16}{33} \\ \\ 78 - 37 = 4x \\ 41 = 4x \\ 4x = 41 \\ x = \frac{41}{4} = 10 \frac{1}{4} = 10.25$