Question

Решите уровнение х+1/8х=3/4

Answer 1

Х+1/8х=3/4
1х+1/8х=3/4
9/8х=3/4
х=3/4 : 9/8
х=3/4 * 8/9
х=1/1*2/3
х=2/3
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проверка
2/3 + 1/8 * 2/3 = 3/4
2/3+1/12=3/4
8/12+1/12=3/4
9/12=3/4
3/4=3/4