Question

Помогите решить пример
$\frac{3}{4} x - 12.5 = \frac{9}{8}x - \frac{1}{8}$
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Answer 1

$\frac{3}{4}x - 12.5 = \frac{9}{8}x - \frac{1}{8} |*8\\ 6x - 100 = 9x - 1\\3x = -99\\x = -33\\Answer: -33$