Решите уравнение: 1/2х-1=1/3(х+3/4) /- это дробь
1/2x - 1 = 1/3(x + 3/4) 1/2x - 1 = 1/3x + 1/4 1/2x - 1/3x = 1/4 + 1 (1*3 - 1*2)/6x = 5/4 1/6x = 5/4 x = 5/4 : 1/6 x = 5/4 * 6/1 x = 15/2 x = 7 1/2