Question

346-12х=-15х-422
пж помогите

Answer 1

$346 - 12x = - 15x - 422 \\ \\ - 12x + 15x = - 422 - 346 \\ \\ 3x = - 768 \\ \\ x = - 768 \div 3 \\ \\ x = - 256$
Ответ: -256