Решите уровнения: 1)4•x+7•x-6•x-24=5•6-4;
2)6•y-4•y+5•y-19=9•2-2;
3)4•x-5•x+4•x-38=15•2+4
• умножить
- минус
+ плюс
= равно
y, x неизвестно
Пример:
3-x=2;
x=3-2;
x=1;
Ответ: 1.
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