Решите уравнение 12:х+5=9
12:х+5=9
12:х=9-5
12:х=4
х=12:4
х=3
проверка
12:3+5=9
4+5=9
9=9
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Verified answer
12:х+5=9
12:х=9-5
12:х=4
х=12:4
х=3
проверка
12:3+5=9
4+5=9
9=9
12:х+5=9
12:х=9-5
12:х=4
х=12:4
х=3