Question

реши уравнение 52/63-х/63=25/63

Answer 1

$\frac{52}{63} - \frac{x }{63} = \frac{25}{63} \\ 52 - x = 25 \\ x = 52 - 25 \\ x = 27$
Ответ: х = 27.

Answer 2

52/63 - x/63 = 25/63
x/63 = 52/63 - 25/63
x/63 = 27/63
x = 27/63 : 63
x = 27